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hichkok12 [17]
3 years ago
11

If f(x) = 8x2-5, what is f(-1)

Mathematics
2 answers:
Klio2033 [76]3 years ago
5 0

Step-by-step explanation:

Remember math is a language

f(x) : A function of x where x can be <em>any</em><em> </em>number including a number you choose

when you see f(-1), this tells you what the function is at <em>this</em> given x value. So you substitute - 1 wherever you see x

8(-1)2 - 5

Nikolay [14]3 years ago
4 0

Answer:3

Step-by-step explanation:

Simply plug in -1 for anywhere you see x in the equation so...

8(-1)^2-5

8(1)-5

8-5

3

Hope this helps

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<h2>ANSWER:</h2>

<u><em></em></u>

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<u><em>Thank you for asking this great question need any other help please let me know by commenting below I'd be glad to help.</em></u>

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<u><em> I'd also greatly appreciate you if you mark me as brainliest and click that thanks button.( optional )</em></u>

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