Question

please solve all the questions it is urgent .I will mark you as brainlist

Answer 1

watch the image and other questions are simple

Answer 2

Ello.......Ello....Mike Testing!

Q14.
${3}^{x - 3} \times {5}^{x - 4} = 45 \\ {3}^{x - 3} \times {5}^{x - 4} = {3}^{2} \times {5}^{1}$
Hence,
$x - 3 + x - 4 = 2 + 1 \\ 2x - 7 = 3 \\ 2x = 3 + 7 \\ x = \frac{10}{2} \\ x = 5$

Q15.(i) SOLUTION IN THE PICTURE.

Q17. SOLUTION IN THE PICTURE.

Hope it helps