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Whats the value of 4x²-3 when x=5, x=10

Whats the value of 4x²-3 when x=5, x=10
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1 vote
Whats the value of 4x²-3 when x=5, x=10

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User Noel Llevares
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2 Answers

4 votes
Just replace 5 and 10 in the equation
x = 5, 4(5)^2-3 = 97
x = 10, 4(10)^2-3 = 397
Hope it helped
answered
User BaggersIO
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7.7k points
4 votes
4(5) to the power of 2 -3
:20 to the power of 2 =400
:400-3=397

4(10) to the power of 2 -3
:40 to the power of 2=1600
:1600-3=1597
answered
User Jisselle
by
8.5k points
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