Question

ayuda porfa no la entiendo

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Answer 1

a)

$5x {}^{2} - 10x - 17$

b)

$10a {}^{2} - 5ab + 5b$

c)

$- 15mn {}^{2} - 7m {}^{2} n - 11m + 3$

d)

$\frac{m {}^{3} }{5} - \frac{m {}^{2} }{2}$

e)

$7x {}^{2} y {}^{3} - \frac{26x {}^{3}y {}^{2} }{3} - \frac{1}{2}$

f)

$\frac{23a {}^{3}b {}^{4} }{3} - \frac{37a {}^{4}b {}^{3} }{7}$