Question

please answer my question fastly​

Answer 1

Answer:

Answer:

2^x =32

2^x=2^5

as the bases are same power must be equal.

x=5

4^x -3

2^2x -3

2^2×5 -3

2^10 -

Answer 2

From fig. AB is a tower.

Angel of elevation at distance 4m at point c = @

and at dis. 9m is (90-@).

=> in ABC

=> cot@ = 4/AB ................1

=> in ABD

=> tan(90-@) = AB/9

=> cot@ = AB/9 .............2

compare equation 1 and 2

=> 4/AB = AB/9

=> AB² = 36

=> AB = 6m