Answers created by Rafael

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• How do you find the slope of #3x + 5y = -2#?
  
• Question #99c7f
  
• How do you write a rational expression with excluded values of -2 and 2?
  
• Is there a possible rule for the nth term of the sequence: 1, n, n, n, n,···,n?
  
• How do you find the range of #f(x) =x^2-1# for the domain D={-2,-1,0,2}?
  
• Question #c83cc
  
• How do you solve and check your solution given #3 3/4+n=6 5/8#?
  
• 25 is what percent of 125?
  
• How do you find the x intercept for the line #5x-3y=4#?
  
• How do you differentiate #f(x)=sqrt((1-xe^(2x))^3# using the chain rule.?
  
• Why the function is discontinuous at a=1 given #f(x)= 1-x^2# if x < 1 and #f(x)= 1/x# if #x >= 1#?
  
• Two corners of an isosceles triangle are at #(2 ,5 )# and #(9 ,8 )#. If the triangle's area is #12 #, what are the lengths of the triangle's sides?
  
• Question #7951d
  
• How do you integrate #dy / (4(y^(1/2))#?
  
• How do you find the limit of #(cos x)^(1/x^2)# as x approaches 0?
  
• How do you find the derivative of #[3 cos 2x + sin^2 x]#?
  
• Is #f(x)=x^4-4x^3+x-4# concave or convex at #x=-1#?
  
• What is the equation of the normal line of #f(x)= -2x^2-10/x # at #x=2 #?
  
• Question #62094
  
• How do you find the first and second derivatives of #y=(2x^4-3x)/(4x-1)# using the quotient rule?
  
• How do you simplify #(-4+6i)-(-5+4i)#?
  
• What is the equation of the line tangent to #f(x)=x ^2cos2x # at #x=pi/4#?
  
• How do you express #sin(pi/12) * cos(( 5 pi)/8 ) # without products of trigonometric functions?
  
• How do you differentiate #y=(x-y)^2/y#?
  
• How do you find the derivative of #y=3/4(x^(2)-1)^(2/3)#?
  
• What is the domain and range of #y = x + 3 #?
  
• How do you find all the zeros of #F(x) = x^4 - 16x^2#?
  
• What is #(-16/30) (-5)#?
  
• What is the equation of the line tangent to #f(x)=x ^3-3x^2 # at #x=4#?
  
• How do you solve #Sin(x+pi)+cos(x-(pi/2))=1#?
  
• What is the equation of the line with slope # m= 1/3 # that passes through # (-7/15,-5/24) #?
  
• How do you determine if the equation #f(x) = .08^x# represents exponential growth or decay?
  
• What is the slope intercept form of the line passing through #(2,-3) # with a slope of #3/2 #?
  
• How do you solve #7=5e^(0.2x)#?
  
• Question #d6fb5
  
• In triangle QRS, #/_Q# and #/_R# are congruent. The measure of #/_S# is three times the measure of #/_Q#. What is the measure of #/_S# in degrees?
  
• How do you find the inverse of #y= 2^(1.5x+3)#?
  
• Question #a0956
  
• How do you evaluate #arcsin(cos(10pi/9))#?
  
• What is #i^1234# equivalent to?
  
• How do you solve the triangle when Angle A=37 degrees, a=49, b=54?
  
• How do you know if #G(x) = sqrtx# is an even or odd function?
  
• How do you simplify #5!*3!#?
  
• How do you use law of sines to solve the triangle given A = 57° , a = 11, b = 10?
  
• What is the equation of the line with slope # m= -1/4 # that passes through # (7,13) #?
  
• What is x if #3ln2+ln(x^2)+2=4#?
  
• How do you simplify #sqrt(-64)/-sqrt4#?
  
• If #16 + 4x = 24, 8x = # ?
  
• How do you simplify #6+ (8x+12)#?
  
• How do you verify #(sin^3x - cos^3x) / (sinx - cosx) = (1 + sin2x) / 2#?
  
• What is the inverse of #y=log(x-3)?# ?
  
• How do you verify # (1+sinx)/(1-sinx) - (1-sinx)/(1+sinx)=4tanxsecx#?
  
• What is a natural log?
  
• How do you simplify #5sqrt3/sqrt12#?
  
• How do you solve #x^2 = 64#?
  
• Does #f(x) = tan(2x)# have more asymptotes than #g(x)=tan(x)#?
  
• How do you solve #3sinx + 2 = 0# from 0 to 2pi?
  
• How do you simplify #abs(7-10)#?
  
• How do you solve #(x+3)(x+5) = -7#?
  
• Given the functions #f(x)=x-7# , #g(x)=x^2# and #h(x)=(x-7)^2# how do you find (g-f)(x) ?
  
• How do you simplify # cot(x) *sec(x)#?
  
• When balancing a chemical equation, why can you change coefficients, but not subscripts?
  
• What is the domain of #(4/(a+1))-(5/a) = (20/(a^2+a))#?
  
• How would you balance the following equation: HCI + NaOH --> H20 + NaCI?
  
• How do you use the double angle or half angle formulas to simplify #(sinx-cosx)^2#?
  
• How do you solve the following system using substitution?: #-3x + 3y= 3, -5x + y = 13#
  
• How do you prove #sec^4(x)-csc^2(x)=tan^2(x)-cot^2(x)#?
  
• What is x if #5x-14=21#?
  
• How do you solve #9 cos^3 x − 63 cos^2 x + cos x − 7 = 0 #?
  
• How do you expand #log (1/ABC) #?
  
• How do you solve #x^3 + 4x^2 - x# using the quadratic formula?
  
• What is x if #log_6(x)/4= 0.5#?
  
• What is x if #ln(x^2) + ln(x^3) + 2 =0#?
  
• What is the quadratic formula of #(2y - 3) (y + 1) = 5#?
  
• How do you divide polynomials that cannot be easily factored?
  
• How do you solve the identity #cos3x = 4cos^3x - 3cosx#?
  
• How do you find the general solutions for #tan^2x=3#?
  
• How do you solve the following system using substitution?: #y=x-5, y=2x#
  
• How do you solve for x?: #e^(-2x) = 1/3?#
  
• How do you simplify #sqrt(48x^11z^10)#?
  
• Is #1 / ( x )^2# strictly greater than # 1/(x)# for all x?
  
• How do you find the domain & range for #f(x)=sqrt(sinx-1)#?
  
• How do you solve #sin40º = 12/y#?
  
• How does energy relate to the frequency of a wave?
  
• How do solve #ln(x-5) = 3#?
  
• How do you write #ln 100= 4.61# in exponential form?
  
• How do you long divide #n^2 - 11n - 26# by #n+2#?
  
• How do you simplify #(x^2+21x+90)/(x^2+17x+66) + (2x^2+17x+21)/(2x^2+25x+33)#?
  
• How do I find the focus of the parabola represented by #y=2x^2-8x+9#?
  
• What is the degree of # 3x^3+6x^2-2x-4#?
  
• What atoms with the same atomic number but a different atomic mass.?
  
• How do you evaluate cot (4pi/3)?
  
• What is the net force acting on a falling 1-kg ball if it encounters 2N of air resistance?
  
• Question #5164f
  
• Question #a536b
  
• How do you simplify #sqrt12/sqrt49#?
  
• How do you find the exact values of cot, csc and sec for 0 degrees?
  
• How do you solve #x^(-1/2)=5#?
  
• Question #d94de
  
• How do you prove # (sin+cos)(tan+cot)=sec+csc#?
  
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