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Step-by-step explanation:
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Answer - A The graph of x2 and g (x)
Explanation- B g(x) (4x)2
Answer:
C. x² + 7
Step-by-step explanation:
If f(x) = 2x² + 5 and g(x) = x² - 2, then
(f - g)(x) = f(x) - g(x)
= (2x² + 5) - (x² - 2)
= 2x² + 5 - x² + 2
= 2x² - x² + 5 + 2
= x² + 7
The marked price of an article is 25% above its cost price when it is sold at a discount of 15%
Answer:
72°
Step-by-step explanation:
cos x = 1.6/5.2 = 0.3077
x = cos`¹ 0.3077 = 72°