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Popular >

factor 11^2-78x+7

Solution

factor

1 1^{2} - 78 x + 7

Solution

- 2 (39 x - 64)

Solution steps

1 1^{2} - 78 x + 7

1 1^{2} = 121

= 121 - 78 x + 7

Group like terms

= - 78 x + 121 + 7

Add the numbers:

121 + 7 = 128

= - 78 x + 128

Rewrite

128

as

2 \cdot 64

Rewrite

78

as

2 \cdot 39

= - 2 \cdot 39 x + 2 \cdot 64

Factor out common term

- 2

= - 2 (39 x - 64)

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Frequently Asked Questions (FAQ)

What is factor 11^2-78x+7 ?
The solution to factor 11^2-78x+7 is -2(39x-64)