18-10-2023
Mathematics

High School

Choose the correct simplification of \(7x^2(6x + 3x^2 - 4)\).

A. \(21x^4 - 42x^3 + 28x^2\)
B. \(42x^4 + 21x^3 - 3x^2\)
C. \(21x^4 + 42x^3 - 28x^2\)
D. \(42x^4 - 13x^3 + 11x^2\)

Answer :

PicklePoppers PicklePoppers

19-12-2024

7x2(6x3x2-4)

=7x2(18x2-4)

=7x2(36-4)

=7x2(32)

=14x32

=448

Hope this helps

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