The value of p so that the function f(x) = cos x + p2
x + q is strictly increasing on R are
( a ) ( - ∞ , -1 ] U [ 1 , ∞ ) ( b ) [ - 1 , 1 ] ( c ) ( - ∞ , -2 ] U [ 2 , ∞ ) ( d ) [ -2 , 2 ]
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Answer:
x=25
Step-by-step explanation:
when
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x=50/2
x=25
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