Question

Subtract (3x + 4x² - 7) from
${x}^{4} + {3x}^{2} - 4x + 4$
​

Answer 1

Answer:

(x⁴+3x²-4x+4)-(3x+4x²-7)

= x⁴+3x²-4x+4-3x-4x²+7

= x⁴+3x²-4x²-4x-3x+4+7

=x⁴-x²-7x+11

Hope it helps you!!