15hallr 15hallr

26-04-2017
Mathematics

contestada

If x = 5, calculate the value of:

x3 + x2

Respuesta :

angelgirlhs angelgirlhs

26-04-2017

If x=5, you need to plug in the value of x into the equation.
So: assuming that it's x^3 +x^2= 5^3+5^2
(5)*(5)*(5)= 125
(5)*(5)=25
125+25=150
So x^3+x^2, if x=5, is equal 150

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