sayanrana1002

Let f ( t ) = 5 t^ 4 ? 4 t + 4 e^ t .

Then f'(t) =

6, 8, 10

1. If f(x) = x2, what is f(x + h) – f(x)?

2. The x-intercept of y = 4x – 8 is?

3. Solve for x: e^{2x + 1} = 10. Choose the closest answer.

4. According the rational root theorem, how many possible rational roots are there to 2x⁴ + 14x³ – 6x + 7 = 0?

5 . The graph of f(x) = x³ -6x² + 4x +1 hits the x-axis how many times?

6. The solutions of x² -8x + 17 = 0 are?

a ladder 13 ft long leans against a vertical wall. if the bottom of the ladder slides away from the base of the wall at a speed of 2ft/s, how fast is the angle between the ladder and the floor changing when the bottom of the ladder is 5 ft from the base of the wall.

6.3 in fraction

A ladder 10 ft long leans against a vertical wall. If the bottomof the ladder slides away from the base of the wall at a speed of1.5 ft/s, how fast is the angle between the ladder and the wallchanging when the bottom of the ladder is 8 ft from the base of thewall?

is the sum of a rational and irrational number irrational

A ladder 13ft long leans against a vertical wall. If the top slides down at 3ft/s, how fast is the angle of elevation of the ladder decreasing when the lower end is 9ft from the wall

Given the two functions, and , find .