Answers created by Psykolord1989 .

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• Find the values of m and b that make the following function differentiable?
  
• -4x + 7 - [(-3x +1) - (-2x - 4)] = ?
  
• How do you graph the solution to `(x+2)(x-5)>=0` on a number line?
  
• A clothes shop normally sells their goods at 80% above cost price. In a sale, the shop reduces the prices by 25%. What percentage profit does the shop make on clothes sold in the sale?
  
• Question #07fe2
  
• Can someone help me?. I am having trouble understanding exactly what concavity and convexity of a function really mean.
  
• How do you find the maximum, minimum and inflection points for each function `f(x)= -14x^3 + 19x^3 - x - 2`?
  
• How do you use the first and second derivatives to sketch `-2(x-2)(x+3)(x+4)`?
  
• Question #73572
  
• Question #487b1
  
• Question #de96e
  
• How do you solve the system `2x - 5y = 5` and `2x + 2y = 26`?
  
• How do you write the expression: The product of 6 and the difference of 6 and a number?
  
• How do you find the derivative of `F(x)= (2x^3-1)/x^2`?
  
• Question #10423
  
• Question #b3951
  
• Find the derivative using the derivative rules?
  
• How do you simplify `a^ { - 8} b ^ { - 4} c ^ { 0} d \cdot a ^ { 9} b ^ { 3} c ^ { - 1} d \cdot a b ^ { 5} c ^ { - 3} d`?
  
• Question #581eb
  
• What are the first 10 Amendments are called?
  
• Is `f(x)=(3x^3+3x^2+5x+2)/(x-2)` increasing or decreasing at `x=3`?
  
• How do you solve `x^2 - 6x + 4 = 0` by completing the square ?
  
• What is the Cartesian form of `( -8 , ( - 15pi)/4 )`?
  
• Question #bf2cc
  
• Question #2d082
  
• How do you differentiate `r=tantheta/(theta^3+theta+1)`?
  
• How do you simplify `(5x ^ { 3} ) ( 2x ) ^ { - 3}`?
  
• How do you find the domain and range of `f(x)=x(x+2)(x-2)(x+4)`?
  
• What is the equation of the line tangent to `f(x)=secx - 2cosx` at `x=pi/3`?
  
• How do you find the domain and range of `f(x)= -2 + sqrt(16 - x^2)`?
  
• How do you find the explicit formula for the following sequence 2, 4, 6, 8,...?
  
• What is `f(x) = int secx-cotx dx` if `f(pi/8) = 0`?
  
• How do you differentiate `e^(xy)+y=x-1`?
  
• If `f(x)= - e^x` and `g(x) =1 / sqrt(1-x`, how do you differentiate `f(g(x))` using the chain rule?
  
• What is the derivative of `f(t) = (e^(1-t) , tan^2t )`?
  
• Question #a6432
  
• Question #c9da6
  
• Question #bc838
  
• Question #39145
  
• What are the points of inflection, if any, of `f(x)=12x^3 -16x^2 +x +7`?
  
• How do you differentiate `g(x) = 3xsin^2(4x) + secx`?
  
• Question #b52d3
  
• Question #42dc1
  
• Question #e964f
  
• How can we distinguish terrorism from other acts of political violence?
  
• Question #0cb79
  
• How do you find the derivative of `G(x) = sqrtx (x^2 – x)^3`?
  
• How do you find the average and instantaneous rate of change of `y=2x^2-2` over the interval [1,3/2]?
  
• How do you differentiate `e^x(x^2-3)`?
  
• Question #2efd1
  
• How do you solve the triangle given m∠C = 145°, b = 7, c = 33?
  
• What is the limits?
  
• How do you multiply `(6x^2-54x)/(x-9)*(7x)/(6x)` and state the excluded values?
  
• How do you solve this system of equations: `4x = 3y - 5 and 3x + 3= 4y`?
  
• Question #51c21
  
• Question #12c1e
  
• What is the limits?
  
• Question #3a2d9
  
• What are the critical points of `f(x) = x/(e^(sqrtx)`?
  
• Can someone help me solve this system of equation? Solve for C. Thanks!
  
• How do you simplify `\frac { 2} { x } + \frac { 5} { 3}`?
  
• How do you find the degree of `17g^2h`?
  
• Question #ce6b5
  
• Question #5b1d1
  
• Question #9a520
  
• Question #ed6cc
  
• Question #aeef4
  
• Question #43d70
  
• Question #da40d
  
• If `f(x) = lnx + 2`, what is the tangent to the graph at `x = 1`?
  
• Help me in solving this question?
  
• What is the sine, cosine, & tangent of 270 degrees?
  
• How do you solve `-8 + 4a -12 > 2a +10`?
  
• How do you evaluate `(8x + 4) ( 10x - 3) = 0`?
  
• Question #3d3b0
  
• How do you evaluate `\frac { 12w ^ { 2} + 36w + 27} { w - 2} \div \frac { 6w ^ { 2} + 3w - 9} { w - 2}`?
  
• What is x^2-8x-20=0 solving by completing the square?
  
• Question #7f7b6
  
• Question #782ba
  
• How do you solve `2- 3x - 7= 16`?
  
• Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 20. What percentage of scores is less than 140?
  
• Question #d0456
  
• How do you divide and simplify `\frac { x + 1} { 4x + y } \div \frac { 3x ^ { 2} - x - 4} { 16x ^ { 2} - y ^ { 2} }`?
  
• What is the equation of the tangent line of `r=-5cos(-theta-(pi)/4) + 2sin(theta-(pi)/12)` at `theta=(-5pi)/12`?
  
• How do you find the intervals of concavity and increasing or decreasing for `f(x)=x^(5)ln(x)`?
  
• How do you find points of inflection and determine the intervals of concavity given `y=x^2-x-1`?
  
• Question #07ee7
  
• Question #fe849
  
• How do you find the sum of `Sigma 10` where k is [1,4]?
  
• Is `f(x) =(x-2)^3/(x^2-7)` concave or convex at `x=8`?
  
• Does the limit `lim_(x rarr oo) e^x/x^2 rarr oo` exist? If so evaluate it.
  
• Question #90e9c
  
• Parts `a, c,` & `d`? (See image)
  
• Question #8b14b
  
• How do you differentiate `f(x)= (1 + sin^2x)/(1 - sin2x)` using the quotient rule?
  
• Question #d0c3c
  
• How does `x^5=32`, a 5th degree polynomial, have 5 zeroes?
  
• If 2 lines have the same y-intercept but different slopes, what can you conclude?
  
• How do you solve `17- c \geq 15`?
  
• Question #fcaa7
  
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