What is cos^2(x)+2sin^2(x) ?

The solution to cos^2(x)+2sin^2(x) is sin^2(x)+1

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simplify cos^2(x)+2sin^2(x)

simplify

cos^{2} (x) + 2 sin^{2} (x)

sin^{2} (x) + 1

Solution steps

cos^{2} (x) + 2 sin^{2} (x)

Rewrite using trig identities

= sin^{2} (x) + 1

(2 + 3 x)^{5}

x \cdot (- x^{2})

\frac{1 0 ^{3}}{1 0 ^{- 5}}

a^{2} b^{2}

\frac{200}{9}