Solve the logarithmic equation.log4(x + 7) + log4(x - 7) = 1

A.
B.
C. 4
D. 53


Answer: B

Mathematics

You might also like to view...

Find all possible solutions to the problem.When Beth made a purchase, she received 27 cents in change. What are the possible combinations of coins she could have received?

What will be an ideal response?

Mathematics

Find the required inverse and locate on the number line.Find the multiplicative inverse for 8 and graph on the number line. 

A.

B.

C.

D.

Mathematics

Find the value of ? in the interval [0°, 360°) that satisfies the given conditions.cos ? = -  and ? in quadrant III

A. 120° B. 150° C. 240° D. 210°

Mathematics

Write the given number in the situation as an integer.Mary's stock lost $1800 in value last year. 

A. -$1800 B. $1800

Mathematics