#### Answer

$45x^{7}y^{6}$

#### Work Step by Step

Multiply the coefficients : $45x^{5}y^{6}x^{2}$
This is equivalent to : $45x^{5}x^{2}y^{6}$
This becomes : $45x^{5+2}y^{6}$ , since exponents are added while multiplying with the same base
Final result : $45x^{7}y^{6}$