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Popular >

expand (3y+5)^2

Solution

expand

(3 y + 5)^{2}

Solution

9 y^{2} + 30 y + 25

Solution steps

(3 y + 5)^{2}

Apply Perfect Square Formula:

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

(3 y + 5)^{2} = (3 y)^{2} + 2 \cdot 3 y \cdot 5 + 5^{2}

= (3 y)^{2} + 2 \cdot 3 y \cdot 5 + 5^{2}

Simplify

(3 y)^{2} + 2 \cdot 3 y \cdot 5 + 5^{2} : 9 y^{2} + 30 y + 25

= 9 y^{2} + 30 y + 25

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Frequently Asked Questions (FAQ)

What is expand (3y+5)^2 ?
The solution to expand (3y+5)^2 is 9y^2+30y+25