3 years ago

What's the answer she gave the class a test and I dont know the answer cause she ain't teach us

Mathematics

1 answer:

shtirl [24]3 years ago

3 0

I agree with what they said

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Complete the square to make a perfect square trinomial. Then, write the result as a binomial squared. n^2+5/2n

Sergeeva-Olga [200]

Answer: $\bigg(n+\dfrac{5}{4}\bigg)^2$

<u>Step-by-step explanation:</u>

$n^2+\dfrac{5}{2}n+\underline{\qquad}\\\\\\n^2+\dfrac{5}{2}n+\bigg(\dfrac{5}{2\cdot 2}\bigg)^2\\\\\\n^2+\dfrac{5}{2}n+\bigg(\dfrac{5}{4}\bigg)^2\\\\\\=\bigg(n+\dfrac{5}{4}\bigg)^2$

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3 years ago

What are the next 3 numbers in this sequence? 1,1,2,4,7,13,24,44

Bogdan [553]

81,149, 274.... adding three numbers from the last would help you

like if you take 7 = 4 + 2 +1

or 13 = 7 + 4 +2

similarly 44+24+13 = 81
81+44 +24 = 149
149 + 81 +44 = 274

hope you get it!

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3 years ago

If PQ = QR, find x. NEED HELP.

max2010maxim [7]

Answer:

x=-3,5

Step-by-step explanation:

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2 years ago

Angel is x years old, in 15 years how old will Angel be?

Verizon [17]

The age would increase by 15 years that is, x+15

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3 years ago

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elena-s [515]

Answer:

A. (0,1) and (1,2)

Step-by-step explanation:

I graphed it

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3 years ago