125x squared
15
(3x2)2 (5x)4 = 9x4625x4 = 5625x8
25
The expression "5 times x squared" can be represented as 5x^2, where x is a variable representing an unknown value. This expression indicates that the variable x is squared (multiplied by itself) and then multiplied by 5. The result of evaluating this expression will depend on the specific value assigned to x.
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5x cubed
125x squared
It is 5x2 - 20
When you subtract 7x^2 from 5x^2, you get -2x^2.
(5x - 2y)(5x + 2y)
(5x)2 = 25x2.
-1
5x squared
15
5x2 - 20 = 0x2 - 4 = 0x2 = 4x = +2 and -2
(3x2)2 (5x)4 = 9x4625x4 = 5625x8