Question

Find the greatest common factor of 15x2y3 and -20x3yz.

Answer 1

Step-by-step explanation:

$15x {}^{2} y {}^{3} = 3 \times 5 \times x \times x \times y \times y \times y \\ \\ -20x {}^{3} yz = - 2 \times 2 \times 5 \times x \times x \times x \times y \times z$

$GCF = 5 {x} y = 5 \times x \times y$

Answer 2

Answer:

5xy

Step-by-step explanation: