jessicagao0416 jessicagao0416

01-08-2022
Mathematics

contestada

Find the coordinates of the point on the curve y = 2x² - x - 1 at which the gradient is 7

Respuesta :

jsimpson11000 jsimpson11000

01-08-2022

Answer:

See below

Step-by-step explanation:

The derivative of the function is the slope

2x^2 - x -1 take derivative ( f ' )

4x -1 equate to 7

7 = 4x -1

x = 2 sub into the original equation to find y = 5

Answer Link

Otras preguntas

What's needed to know Right now we are doing unit 1 which is about tensions in ropes and weight and stuff about newtons. We are taking a test tomorrow and I st

Write the number that matches the clues My number has 2 hundreds. The tens digit is 9 more than the ones digit

a ball is tossed vertically upward rises, reaches it's highest point, and then falls back to its starting point. during the time, the acceleration of the ball a

England won respect from others countries because the Spanish Armada was defeated.Answer True False

A car travels at 65 miles per hour. Going through construction, it travels at 3/5 this speed. Write this fraction as a decimal and find the speed

Estimate each quotient using compatible numbers.

Enzymes have many uses in home and industry.what type of organisms are used to produce these enzymes?Chose the correct answer from the following options:Mammals

Which words in this sentence are common nouns? The American people listened to President Roosevelt's speech. Choose all answers that are correct. A. speech B.

What numbers add up to -5 and multiply to get -90

find the proportionality of y=7.25x