Decide whether or not the given equation is an identity.
= cos 2?
A. Yes
B. No
Answer: A
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Name the conic (horizontal ellipse, vertical hyperbola, and so on) corresponding to the given equation.x2 + 81y2 = 81
A. Vertical ellipse B. Horizontal ellipse C. Horizontal hyperbola D. Vertical hyperbola
Multiply.0.257 × 2.9
A. 0.7453 B. 3 C. 3.157 D. 0
Provide an appropriate response.A debt of $2000 due four years from now is to be repaid by a payment of $1000 now and a second payment at the end of two years. How much should the second payment be if the interest rate is 5% compounded annually?
Fill in the blank(s) with the appropriate word(s).
Solve. If needed, round money amounts to two decimal places and all other amounts to one decimal place.The local clothing store marks up the price that it pays to the clothing manufacturer by 48%. If the selling price of a pair of jeans is $89, how much did the clothing store pay for the jeans?
A. $60.14 B. $171.15 C. $131.72 D. $15.34