3 years ago

What number should be added to the expression x2 + 10x to change it into a perfect square trinomial?

Mathematics

2 answers:

Norma-Jean [14]3 years ago

5 0

C: 25 should be added;
the expression would become x^2 + 10x + 25, which can be factorised to (x + 5)^2

Darina [25.2K]3 years ago

5 0

Answer:

you should add 25

Step-by-step explanation:

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Answer:

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3 years ago

2m+6=2(2m+3)-2m true or false?

AlexFokin [52]

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4 years ago

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Strike441 [17]

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Step-by-step explanation:

9b=36

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4 years ago

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Uncle Percy and the ratiolas are donating 75% of $84 where does the $84 fit in to proportion

Allisa [31]

Answer:

The answer in the procedure

Step-by-step explanation:

Let

x-----> amount corresponding to 75%

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8 0

3 years ago

A) x+(3x÷2y)<br>b) (b⁹)²×b⁵÷b¹¹=<br>c) (4²)⁶×4⁷÷4¹⁶=

monitta

Answer:

a) x+3x/2y or (3x+2xy)/2y

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Step-by-step explanation:

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3 years ago