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3 years ago

13

The expression (secx + tanx)2 is the same as _____.

2 answers:

Pie3 years ago

3 0

(secx + tanx)^2
<span>secxsecx + secxtanx + secxtanx + tanxtanx
</span>secxsecx + 2secxtanx + tanxtanx
tanxtanx + 1 + 2secxtanx + tanxtanx
2tanxtanx + 1 + 2secxtanx <span>

The expression (secx + tanx)2 is the same as </span>1 + 2tan2x + 2secx tanx. The answer is letter D.

Vlad1618 [11]3 years ago

3 0

Hello there.

<span>The expression (secx + tanx)2 is the same as _____.

</span><span>D.1 + 2tan2x + 2secx tanx</span>

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