Decide whether or not the equation defines y as a function of x.x = y2 - 9
A. Yes
B. No
Answer: B
Mathematics
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Name the following angle using three kinds of notation, if possible.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Multiply by moving the decimal point the appropriate number of places to the right.5.6 × 10
A. 560 B. 56 C. 0.56 D. 5600
Mathematics
Solve the problem.A salesperson has two job offers. Company A offers a weekly salary of $360 plus commission of 8% of sales. Company B offers a weekly salary of $720 plus commission of 4% of sales. What is the amount of sales above which Company A's offer is the better of the two?
A. $9100 B. $18,000 C. $9000 D. $4500
Mathematics
Factor completely.12x2 - 52x - 40
A. 4(3x - 2)(x + 5) B. 4(3x + 2)(x - 5) C. (3x + 2)(4x - 20) D. (12x + 8)(x - 5)
Mathematics