aparra6757 aparra6757

22-03-2020
Mathematics

contestada

Write a quadratic equation in the form ax^2+bx+c=0 with roots of -4 and 5

Respuesta :

Hrishii Hrishii

22-03-2020

Step-by-step explanation:

- 4 & 5 are roots

Therefore, (x + 4) & (x - 5) are factors.

Required quadratic equation is given as:

[tex](x + 4) (x - 5) \\ = x(x - 5) + 4(x - 5) \\ = {x }^{2} - 5x + 4x - 20 \\ = {x}^{2} - x - 20 \\ [/tex]

Answer Link

Otras preguntas

Deborah has 6 1/2 pounds of cherries. She wants to divide them into plastic bags with 1/4 pound of cherries in each bag. Find the number of plastic bags she wi

When a grizzly bear hibernates, its heart rate drops to 10 beats per minute, which is 20% of its normal value. What is a grizzly bear's normal heart rate when n

Lycopods have strands of tissue, which allow water to flow from roots to leaves. Whatterm describes the tissue with this characteristic

"He hangs between; in doubt to act, or rest;/In doubt to deem himself a god, or beast;/In doubt his mind or body to prefer;/Born but to die, and reasoning but t

Write 0.925 as a percent and as a simplified fraction.

help with math needed plzz

Your friend lacks the financial capital to start a business. You offer to help him and he accepts. You and your friend create a...

Energy and work are measured in the SI unit called

Which part of the graph best represents the solution set to the system of inequalities y ≤ x + 1 and y + x ≤ –1?

Select the answer that best completes this sentence: María __________ (traer) unas sandalias. traes traigo trai trae Select the answer that best completes