3 years ago

I don’t get this math question please need help

Mathematics

1 answer:

Shtirlitz [24]3 years ago

6 0

Answer:

I thi k its 164÷2 and then thats y but im honestly not sure

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(a+4)² - 3² Factored out

uranmaximum [27]

Answer:

$a = - 7$

$a = - 1$

Step-by-step explanation:

$(a+4) {}^{2} - 3 {}^{2} \\ a {}^{2} + 8a + 16 - 9 \\ a {}^{2} + 8a + 7 \\ a {}^{2} + a + 7a + 7 \\ a(a + 1) + 7(a + 1) \\ (a + 7)(a + 1) \\ a + 7 = 0 \: \: \: \: or \: \: \: \: a + 1 = 0 \\ a = - 7 \: \: \: \: \: \: \: \: or \: \: \: a = - 1$

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lana [24]

Answer:

-1/4

Step-by-step explanation:

We can find the slope of a line given two points by using

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= (-2- -1)/( -4 - -8)

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= -1/4

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3 years ago

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ehidna [41]

Answer:

if b²=256

then b=16

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Step-by-step explanation:

look at the work

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Find dy of the fol of the following fuction

ikadub [295]

write question properly bro

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