3 years ago

When is the estimation of products a useful tool?

1 answer:

3 0

When the numbers are either too big, or you just want a close product. Such as 1370 and 1547. Round to the nearest number then add to the other.

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Plz help me I will mark brainlest whoever answers with explanation

levacccp [35]

Answer:

1. 3

2. -2.5+3= .5

3. <__________________>

-5 -4 -3 -2 -1 0 1 2 3 4 5

^ ^ ^

Step-by-step explanation:

When you add 3 to -2.5, the result is a positive .5. I wasn't sure what the number line meant, so I did my best

7 0

3 years ago

Factor the trinomial by grouping.<br> 9x^3 - 3x^2 -30x

katen-ka-za [31]

Answer:

3x(3x+5)(x-2)

Step-by-step explanation:

$9x^3-3x^2-30x= \\\\3x(3x^2-x-10)= \\\\3x(3x^2+5x-6x-10)= \\\\3x(x(3x+5)-2(3x+5))= \\\\3x(3x+5)(x-2)$

Hope this helps!

4 0

3 years ago

The question is jimmy scores is in the bottom 25% of the scores, but he does not have the lowest score. What is one possible val

Mariulka [41]

Answer:

50% duhh

Step-by-step explanation:

25% is also a equation

4 0

2 years ago

What is 6x to the third power?

murzikaleks [220]

Answer:

216x

Step-by-step explanation:

Write it out: $6x^{3}$
$6^{3} = 216$
Add in x: 216x

I hope this helps!

8 0

3 years ago

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Which statement is Correct

mars1129 [50]

Answer:

answer : C

Step-by-step explanation:

5 0

3 years ago

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