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Popular >

expand (5t+4)^2

Solution

expand

(5 t + 4)^{2}

Solution

25 t^{2} + 40 t + 16

Solution steps

(5 t + 4)^{2}

Apply Perfect Square Formula:

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

(5 t + 4)^{2} = (5 t)^{2} + 2 \cdot 5 t \cdot 4 + 4^{2}

= (5 t)^{2} + 2 \cdot 5 t \cdot 4 + 4^{2}

Simplify

(5 t)^{2} + 2 \cdot 5 t \cdot 4 + 4^{2} : 25 t^{2} + 40 t + 16

= 25 t^{2} + 40 t + 16

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Frequently Asked Questions (FAQ)

What is expand (5t+4)^2 ?
The solution to expand (5t+4)^2 is 25t^2+40t+16