Question

from the sum of -3x2-4x+13and 5x2-7x+26 subtract the sum of 3x-4 and X2+7​

Answer 1

Answer:

X^2-14x+36

Step-by-step explanation:

-3x^2-4x+13+5x^2-7x+26 (i) addition of first

=2x^2-11x+39

3x-4+x^2+7

=x^2+3x+3 (ii) addition of second

Subtraction

2x^2-11x+39-(x^2+3x+3)

=2x^2-11x+39-x^2-3x-3

=x^2-14x+36

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