1 year ago

What is -x^2 + 3xy^2, if X = -4 and y = -1?

Mathematics

1 answer:

ANTONII [103]1 year ago

3 0

Answer:

Step-by-step explanation:

-x^2 + 3xy^2

Now replacing X and y with their values

-(-4)^2 + 3 * -4 * -1^2

4^2 - 12

16 - 12

Mark as brainliest please

You might be interested in

I REALLY need help on this question!

kap26 [50]

It's 3, I believe. Divide both point "A"'s buy each other

4 0

2 years ago

Explain how the value of the 7 in 327,902 will change if you move it to the tens place

-BARSIC- [3]

The tens place will be where the zero is which the value would be 70 since the 7 is in the thousand place the value is 7,000

7 0

2 years ago

Please help ASAP I’m confused<br><br> I WILL GIVE BRAINLIEST

neonofarm [45]

Answer: $x=4.7434$

Step-by-step explanation:

Use the pythagorean theorem $a^{2} +b^{2} =c^{2}$

plug in and solve

$x^{2} +3x^{2} =(3\sqrt{10}) ^{2}$

$4x^{2} =90$

$x^{2} =22.5$

$x=4.7424$

if you need to solve for the sides

3x = 3(4.7434) = 14.2302

7 0

2 years ago

1. A woman deposits $10000 in a bank. The interest rate per annum is 8% How much will she have in the account in 15 years to the

jeka57 [31]

Answer:

The answer is $31,722.

Step-by-step explanation:

10,000 x 1.08 = 10,800

Do this 14 more times, your answer times 1.08.

You end up with 31,721.6911418.

Rounded to the nearest dollar, that would be $31,722.

4 0

2 years ago

Can someone help me do this please

Black_prince [1.1K]

C. 7.5

3/4 = .75
7.5/10 = .75

7 0

2 years ago

Read 2 more answers