Simplify the expression. Write with only positive exponents. Assume that variables represent positive real numbers.7-2 ? 79
A. 77
B. 4918
C. 7-18
D. 497
Answer: A
Mathematics
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Solve the problem.After an exercise session, Miranda, Juanita, and Dawn drank an entire 2 liters of soda between them. On average, how many liters of soda did each woman drink? How many milliliters?
A. 0.67 L, 0.07 mL B. 0.67 L, 6.67 mL C. 0.67 L, 666.67 mL D. 0.67 L, 66.67 mL
Mathematics
Write the expression in the standard form a + bi.
A. 2 - 4i B. 2 + 4i C. 4 - 2i D. 4 + 2i
Mathematics
Write the number in standard form.Two hundred six thousand, one hundred seven
A. 260,170 B. 2,617 C. 206,107 D. 207,106
Mathematics
Solve the system algebraically.y = 7x - 23y = 4x - 11
A. (-4, 5) B. (-5, -4) C. (4, 5) D. no solution
Mathematics