Answers created by Pythagoras
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Prove the following identity. ?
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Prove the following identity. ?
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Without solving, how do you determine the number of solutions for the equation #sectheta=(2sqrt3)/3# in #-180^circ<=theta<=180^circ#?
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Question #3c386
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If #sin^( 2)( \theta )+ 3cos^( 2)( \theta )= 4# then show that #tan(\theta )= \pm ( 1)/( sqrt ( 3) )# ?
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How do you simply sec(-x)?
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#( 1+ cot(\theta )- csc(\theta ) )( 1- tan(\theta )+ sec(\theta ) )= 2# ?
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Can someone explain the domain and range (in functions) to me, and how to find them?
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How do I solve the following math equation?
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Question #b1a21
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How do I solve this? Please give me a simple explanation thank you!
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What is dark matter or anti matter ?
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Question #f7c16
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Question #d73e5
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Question #5edfb
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How do you solve #\log _ { 2} ( 9- 4x ) = 3#?
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Question #26c4a
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No. 53 is a head-shaker for me. Do you use one number and multiply it with the other two? I don't get this one. HELP!!!!
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Question #b370e
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What does an elliptical galaxy contain?
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How do you find the zero of #f(x)=4x-12#?
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Question #81894
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Why hasn't the discovery in 1998 of the increasing rate of the expansion of the universe had a bigger effect on the philosophies of science and astronomy?
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Question #187be
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Prove that #(cscx)/(1+cscx)-(cscx)/(1-cscx)=2sec^2x#?
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Question #5bf52
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How do you express #3log_5 4 - 5log_5 2# as a single logarithm?
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How do you factor given that #f(9)=0# and #f(x)=x^3-18x^2+95x-126#?
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How do you solve #9x^2+11x+18=-10x+8#?
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How does gravitational lensing prove dark matter exists?
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Question #e4d1e
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How do you solve # log(x-5) + log(x-2)=1#?
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What are the intercepts of #x-13y=-17#?
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What is the standard form of #y-4= -(x-1)^2#?
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What is the slope of the line perpendicular to # y=8/11x-4 #?
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What is x if #log(7x-10) - 3 log(x)= 2 #?
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Question #023a8
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Question #81faf
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How do I find the value of sin 45+cos 60?
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How do you simplify #sqrt 5(sqrt 2+sqrt 10)#?
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How do you simplify #(3x^2+6y)/(3x^2+9x)#?
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How do you solve #sqrt(x-17) = sqrt( x-1)#?
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How do you solve #4sinxtanx-cosxcotx=0#?
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How do you simplify #(sqrt(6)-2)/(11+sqrt(6))#?
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How do you simplify #(36x^2)/(42x^2)#?
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Question #9f8d5
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Are cotangent and negative tangent graphs the same?
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How do you graph #y = 1/2cos( 4x )#?
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How do you graph #y=tanx#?
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How do you simplify #csc^2(θ) / (1 + tan^2(θ) )#?
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How do you simplify #root3(8/125)#?
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How do you find the square root of 320?
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How do you write the equation of the line in the form AX+BY=C if (9, -8) and (0, 3)?
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What is the purpose of graphing data?
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How do you simplify #(2sqrt50) / sqrt2#?
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How do you simplify #12m + 9 - 2m - 16#?
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How do you factor #x^2-7x-18#?
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How do you simplify #sqrt(2x ) div sqrt(9x)#?
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What is the square root of 12 the power of 2 + 5 the power of 2?
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How do you simplify the expression -7^2?
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How do you evaluate the expression 8x + 8y + x + 6y+ 4x if x= 1, y= 2?
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How do you simplify #(4+sqrt2 )div (8 - sqrt2)#?
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How do I work with the exponential model #y = ae^(kt)#?
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How do you simplify 5 over square root of 7?
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How do you graph #f(x) = x#?
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How do you simplify #10 sqrt(10a) * root4(200a^5)#?
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What is 89 Fahrenheit in Celsius?
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How do you simplify # (x^-4y^-6z^-10 )/( a^1b^2c^-4)^2 * (a^1b c^-4) /( x^6y z^9)^2#?
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How do you simplify #(63x + 6y) + (-16x + 46y) #?
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In 15 years, Maya will be twice as old as David is now. In 15 years, David will be as old as Maya will be 10 years from now. How old are they now?
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How do you solve word problems involving formulas?
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How do I prove that #(3-6 cos^2 x)/(sin x- cos x)# = 3(sin x + cos x)?
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How do I show that #cos theta/ (1 + sin theta)# + #(1+ sin theta)/cos theta# = 2 sec #theta# ?
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How do you simplify #2sqrt3+6sqrt3#?
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How do you find the area if diameter is 12 cm?
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What is (5 square root of 5) squared?
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How do you use synthetic substitution to find p(-3) for #p(x)=4x^3-5x^2+7x-10#?
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How do you simplify the cube root of 32?
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How do you write #y-2/3 = -2( x-1/4 )# in standard form?