Solve.x2 - 45 = 0
A. ±15
B. 15
C. ±3
D. 3
Answer: C
Mathematics
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Identify the opposite of the number. -9
A. -9
B. -
C. 9
D. 0
Mathematics
Answer true or false.{8, 16, 24, . . . } ? Rational numbers
A. True B. False
Mathematics
Solve the equation 2^3x= 7
What will be an ideal response?
Mathematics
Solve the problem.How many liters (L) of a 10% silver iodide solution must be mixed with 8 L of a 4% silver iodide solution to get a 6% solution?
A. 8 L B. 3 L C. 4 L D. 5 L
Mathematics