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Popular >

factor 21r^2-69r-18

Solution

factor

21 r^{2} - 69 r - 18

Solution

3 (7 r^{2} - 23 r - 6)

Solution steps

21 r^{2} - 69 r - 18

Rewrite

21

as

3 \cdot 7

Rewrite

69

as

3 \cdot 23

= 3 \cdot 7 r^{2} - 3 \cdot 23 r - 3 \cdot 6

Factor out common term

3

= 3 (7 r^{2} - 23 r - 6)

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Frequently Asked Questions (FAQ)

What is factor 21r^2-69r-18 ?
The solution to factor 21r^2-69r-18 is 3(7r^2-23r-6)