3 years ago

Calculate the value of 4x2 + xy when x = 3 and y=-2.

Mathematics

1 answer:

Alchen [17]3 years ago

4 0

Answer:

Step-by-step explanation:

4x squared + xy

4x(4x) + xy

12(12) + 3 x 2

144 + 6

= 150

You might be interested in

An ice cream company fills containers with 64 ounces of ice cream. The acceptable percentage of error in filling each ice cream

blagie [28]

Answer:

i dont know

Step-by-step explanation:

7 0

3 years ago

for each of the following find, if possible, a whole number that makes the equation true. a. 3+ z=12 b. 36 = 18 + 3 •Z

Basile [38]

Answer:

a. 9

b. 6

Step-by-step explanation:

a. z=12 - 3= 9

b. (36 - 18)/3= Z

6 0

3 years ago

Which of the following are true statements using the Associative Property of Multiplication?

dangina [55]

Answer:

All of the following statements are true because the products, three or four numbers, remain the same regardless of how the numbers are grouped.

3 0

3 years ago

Read 2 more answers

I WILL GIVE GOLD MEDALS PLEASE HELP ??? Can somebody help with these 2 math questions?

taurus [48]

4)

$\bf \textit{area of a sector of a circle}\\\\
A=\cfrac{\theta\pi r^2}{360}\qquad 
\begin{cases}
\theta=\textit{angle in degrees}\\
r=radius\\
----------\\
r=CE=9\\
\theta=120
\end{cases}$

6 0

3 years ago

during a basketball practice mai attempted 40 free throws and was successful on 25% of them how many successful free throws did

arlik [135]

Answer:

10=25

Step-by-step explanation:

40=100

4=10

2=5

7 0

3 years ago