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Popular >

expand (-7t+4)^2

Solution

expand

(- 7 t + 4)^{2}

Solution

49 t^{2} - 56 t + 16

Solution steps

(- 7 t + 4)^{2}

Apply Perfect Square Formula:

(a + b)^{2} = a^{2} + 2 ab + b^{2}

(- 7 t + 4)^{2} = (- 7 t)^{2} + 2 (- 7 t) \cdot 4 + 4^{2}

= (- 7 t)^{2} + 2 (- 7 t) \cdot 4 + 4^{2}

Simplify

(- 7 t)^{2} + 2 (- 7 t) \cdot 4 + 4^{2} : 49 t^{2} - 56 t + 16

= 49 t^{2} - 56 t + 16

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Frequently Asked Questions (FAQ)

What is expand (-7t+4)^2 ?
The solution to expand (-7t+4)^2 is 49t^2-56t+16