Provide an appropriate response.How many gallons of water must be added to 2 gallons of antifreeze to produce a mixture that is 40% antifreeze?
Fill in the blank(s) with the appropriate word(s).
3 gallons
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Solve the problem.The matching section of an exam has 5 questions and 8 possible answers. In how many different ways can a student answer the 5 questions, if none of the answer choices can be repeated?
A. 336 B. 56 C. 672 D. 6720
Perform the indicated operations and simplify the result so there are no quotients to complete the identity.sec ? - 
= ?
A. -2 tan2? B. sec ? csc ? C. 1 + cot ? D. sin ? tan ?
Find the indicated limit if it exists.
A. 8
B. 0
C. - 
D. does not exist
Find the fifth term and the nth term of the geometric sequence whose initial term, a, and common ratio, r, are given.a = 3; r = 5
A. a5 = 1875; an = 3 ? (5)n-1 B. a5 = 9375; an = 3 ? (5)n C. a5 = 1875; an = 3 ? (5)n D. a5 = 9375; an = 3 ? (5)n-1