Verify that the equation is an identity.sin
= cos x
What will be an ideal response?
sin 
= sin x cos 
+ sin 
cos x = (sin x)(0) + (1)(cos x) = cos x.
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Provide an appropriate response.Use the Mean Value Theorem to show that s = 2/t decreases on any interval over which it is defined.
What will be an ideal response?
Evaluate the improper integral or state that it is divergent.
A. Divergent
B. 
C. 
D. 
Solve the problem.Anne and Nancy use a metal alloy that is 19.8% copper to make jewelry. How many ounces of an alloy that is 10% copper must be mixed with an alloy that is 24% copper to form 70 ounces of the desired alloy?
A. 49 oz B. 21 oz C. 23 oz D. 54 oz
Solve the problem.A caterer uses special stacking ovens to prepare large amounts of food. Find the total number of servings that can be prepared in one hour.Pizza: 6 servings per panNumber of pans per oven: 3Pan changes per hour: 2Number of ovens: 4
A. 36 servings B. 94 servings C. 72 servings D. 144 servings