20-12-2020
Mathematics

contestada

If (2x + 3y)^2 = 4 and xy = -5, what is the value of 4x^2 + 9y^2?

Respuesta :

ChoiSungHyun ChoiSungHyun

20-12-2020

Step-by-step explanation:

Answer: 4 - 12(-5) = 64.

Answer Link

Otras preguntas

_____is the field that studies how psychological factors such as stress influence the immune system and immune functioning.

Humans breathe in oxygen and release gas.

Hyun-woo is separating a mixture into individual pigments using paper chromatography. Below is the paper chromatogram that was produced. What is the Rf value fo

How many three digit numbers can you make by arranging the numbers 5, 4, and 9.

What is the surface area of the triangular prism?

how is the ecosystem is being effected by pollution

Find the area of the triangle. If necessary, round your answer to the nearest hundredth.

What are the main organs of gas exchange in the respiratory system?.

A savings account offers 0.8% interest compounded bimonthly. If Bob deposited $300 into this account, how much interest will he earn after 10 years?

What are the characteristics of jazz music?

ACCESS MORE