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3 years ago

Find the square of 2a plus 3b

Mathematics

2 answers:

anzhelika [568]3 years ago

7 0

Here is your answer!!

andriy [413]3 years ago

6 0

Answer:

$= 4a^{2} + 12ab + 9b^{2}.$

Step-by-step explanation:

$(2a+3b)^{2}$

$= (2a + 3b) (2a + 3b)$

$= 4a^{2} + 6ab + 6ab + 9b^{2}$

$= 4a^{2} + 12ab + 9b^{2}.$

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4 to the power of -3 as fraction

shusha [124]

Answer:

Step-by-step explanation:

4^-3

=1/4^3

=1/64

4 0

3 years ago

Read 2 more answers

9a-4(2a+5).<br> I really need help with this question

slava [35]

First you had to expanded form.

$-4(2a+5)=-8a-20$

$9a-8a-20$

Finally you can also add by similar to elements.

$9a-8a=a$

$a-20$

Final answer: $\boxed{=a-20}$

Hope this helps!

And thank you for posting your question at here on brainly, and have a great day.

-Charlie

8 0

3 years ago

write an expression that uses partial products to multiply 8 x 64. Can your expression be written another way? Explain

RUDIKE [14]

we are asked to write an expression that uses partial products to multiply 8 and 64. In this case, we can break 8 into 2 x4 and 64 into 8x8. In this case, multiplying these factors equal to 512. Any factors will do actually since it will yield the same product.

8 0

3 years ago

PLZ HELP ITS URGENT!!! Which of the following represents the value of the series below? Also maybe if possible, could you please

arlik [135]

Answer:

first one

Step-by-step explanation:

the sum of (9k-4) =3542

so it will be the first one because

28((5+248)/2)=3542

5 0

3 years ago