Mathematics, 06.05.2020 04:37 hidagiser

( 5x 2nd power + 2 ) - ( -4x 2nd power + 7 ) + ( - 3x 2nd power - 5 ) =
A 5x to the power of 2 - 9
B 9x to the power of 2 - 10
C 6x to the power of 2 - 10
D 5x to the power of 2 - 10

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( 5x 2nd power + 2 ) - ( -4x 2nd power + 7 ) + ( - 3x 2nd power - 5 ) =
A 5x to the power of...