$Domain:x > 0\\\\2\log_7x=\log_727+\log_73\\\\\text{use}\ \log x^n=n\log x\ \text{and}\ \log x+\log y=\log(xy)\\\\\log_7x^2=\log_7(27\cdot3)\iff x^2=81\to x=\sqrt{81}\to\boxed{x=9}$

7 0

3 years ago

In ΔABC, c = 5.4, a = 3.3, and . What are the possible approximate lengths of b? Use the law of sines to find the answer. 2.0 un

Aloiza [94]

Correct answer is C) 2.3 units and 7.8 units

5 0

3 years ago

Solve for x?<br> A. 5<br> B.6/3<br> C.9<br> D.10

iragen [17]

Answer:

Step-by-step explanation:

You're supposed to notice that the side 6 and x are the same sides of a similar triangle.. so then you can decide what 4 * ( y) = 6.... y =1.5 and then just multiply 6*y = ( your answer )

8 0

3 years ago