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

Which event that led to the United States' entry into World War II happened last?

Which body of water is to the east of Australia? Atlantic Ocean Pacific Ocean Indian Ocean Arctic Ocean

Can someone please help me

HELP QUICK!!!!! Based on what you know about timelines, which choice puts the reign of these Egyptian pharaohs in the correct chronological order from the earli

Describe two examples of how human activity has affected Earth’s system and how people are trying to reduce the effect of those activities.

Supporters of the New Jersey Plan A. rejected the idea of three branches of government. B. called for a legislature in which each state had one vote. C.

What is fraction equivalent to 4/4? explain how you know

What is the climate of Caracas? tropical hot temperate cool

ANSWER ASAP! Scientists have organized all forms of energy into two types—kinetic and potential. Kinetic energy is the energy of motion, and potential energy i

The ___ of an event happening is expressed as a fraction between 0 and 1.