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larisa [96]
3 years ago
6

If you have 7x^2 + 3 if the input is 4 what is the output

Mathematics
2 answers:
schepotkina [342]3 years ago
8 0
7x^2 + 3   x=4 

A Power is a short way to represent repeated multiplication. The power includes a base and an exponent. The base is the number that is multiplied. The exponent is the number of times the base is multiplied.


 <span>Note: The power of a negative base is positive if the exponent is even, and negative if the exponent is odd.</span><span>  </span><span> </span>


7(4)^2 + 3  substitute \ 4 \ for \ x 

 7*16+3&#10;&#10; &#10;  Simplify \ 4^2 \ to \ 16 

&#10;&#10;112+3&#10; &#10; 

=&#10;115&#10; &#10;
Usimov [2.4K]3 years ago
5 0
7x^2 + 3
7(4)^2 + 3
7(16) + 3
112 + 3
115.
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