bogoisbakery bogoisbakery
  • 07-09-2019
  • Mathematics
contestada

Which of these is a tangent line to y= -x^2 at x=4

Respuesta :

ghanami
ghanami ghanami
  • 07-09-2019

Answer:

Step-by-step explanation:

an equation of this tangent is : y = f'(4)(x-a)+f(4)

a = f'(4)

f(x) = - x²

a=4

f'(x) = -2x

f'(4) = -2(4) = -8

f(4) = -(4)² = -16

so : y = - 8 (x-4)-16

  y = - 8x +16

Answer Link

Otras preguntas

what is difference between atoms and molecules?
HOW MANY ELECTRON MAKES 10 COULOMB OF CHARGE?
“Robin Hood and the Scotchman” Now bold Robin Hood to the north would go, With valour and mickle might; With sword by his side, which oft had been try’d, To fig
How does the potential of a bird increases after sitting on a wire due to which, it does not get electric current?
find the reciprocal of  11/3
Which of the following are the most numerous in North America? Nations Countries Oceans States
how do you find the y-intercept in a equation?
In rhombus ABCD, AB = 13 and AC = 25. Find the area of the rhombus to the nearest tenth.
what is difference between atoms and molecules?
A wire 2 m long, 0.1 mm in diameter and has resistance of 20 ohm. Calculate the resistivityof its material.