2 years ago

Please help, I don't know what this is, thank you

Mathematics

1 answer:

Marianna [84]2 years ago

3 0

Answer:

Step-by-step explanation:

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If f(x) = 8x2 + 4x - 12. Find f(2)<br> f(2)=

posledela

Answer:

f(2) = 28

Step-by-step explanation:

$\rm f(x) = 8 {x}^{2} + 4x - 12$

$\rm Evaluate \: 8 x^2 + 4 x - 12 \: where \: x = 2: \\ \\ \rm \implies f(2) = 8 \times {2}^{2} + 4 \times 2 - 12 \\ \\ \rm \implies f(2) = 8 \times 4 + 8 - 12 \\ \\ \rm \implies f(2) = 32 - 4 \\ \\ \rm \implies f(2) = 28$

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Rina8888 [55]

Answer:

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Step-by-step explanation:

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3 years ago

What is the perimeter of the quadrilateral?

olasank [31]

Answer:

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Step-by-step explanation:

you multiply them all by two then add them together. :P

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It would be positive since you’re gaining $25

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