ACTIVITY 2 Use (a) forward, (b) backward and a (c) centered difference approximation to estimate the first derivative of: y=x² + 4x - 15 at x = 0, h = 0.25 Employ high-accuracy formulas. Estimate the true percent relative error et for each approximation.

Q: Solve the following quadratic function by utilizing the square root method. y=x^(2)-1 x=+-[?]

A: given that,

Q: solve for x: x^3+x^2+x=1 algebraically

A:

Q: Drug doses for dogs are known to scale with their weight. If the weight W of the dog is given in…

A:

Q: 7 -4 -5 4 4 A = c- 5 -2 C = -5 8. B =| -7 -3 D = 7 -5 4 -7 -1 -1 -8 -6 4 -3

A: DBC=-5247-54-64-37-4-7-3-1-8-28-5-1 NOW…

Q: Given the function f(x)

A: Given,          f(x)=3x2-5x+3

Q: (10x-19) (3r + 2) (5x-3)

A: We will use the exterior angle property of a triangle that states that an exterior angle is equal to…

Q: y=absolute value of x shifted to the left by 9 units.

A: The have to find the absolute function which is shifted 9 units to the left.

Q: How can the functions be multiplied by constants?

A: Multiplication of the function by a constant can be done by multiplying the output of the function…

Q: Find the values b >1 for which the equatiom log, r = xmb has a unique solution.

A:

Q: Solve the formula for the variable t   h= 1/2gt^2 *Only the t here is squared

A: Given the data

Q: Use differentiation to verify each equation. 4x7 d - 1x* - In 1x* + 122 1 + x*

A: We have to use differentiation to verify the equation: ddx1+x4-ln1+x4+122=4x71+x4 We will use…

Q: Solve (1/8)((sqrt 2)^x+2) = 1/2) algebraically.

A: The objective of the question is to solve the given equation for the variable 'x'. The equation is…

Q: Matthew is attending a very loud concert. To avoid permanent ear damage, he decides to move farther…

A: The objective of this question is to find an expression for the decrease in sound intensity when…

Q: When differentiating functions, how do you get the answer to the square root of (1-x2)?

A: The given function is,