Explanation

Force is defined as the rate of change of linear momentum with respect to time.

According to Newton’s second law, force causes a change in an object’s momentum.

Explanation

The given solution is already solved:

5x + 8 = 23

5x = 23 - 8

5x = 15

x = 15/5

x = 3

Explanation

F ∝ m1m2

If both masses are doubled, F' ∝ (2m1)(2m2) = 4m1m2

So, F' is 4 times F.

Explanation

To find g(3), substitute t = 3 into the equation:

g(3) = (3)³ + (3)² - 9(3) - 9

= 27 + 9 - 27 - 9

= 0

Explanation

Polychromatic light contains multiple wavelengths or colors of radiation.

It is the opposite of monochromatic light, which has only a single wavelength.

Explanation

Improve means بہتر بنائیں

Refine means بہتر کریں

Explanation

Cling means to hold on tightly.

Cede means to let go or surrender.

Cling means مضبوطی سے تھامنے کے لئے

Cede means جانے یا ہتھیار ڈالنے کے لئے

Explanation

Carbon monoxide (CO) is a colorless, odorless gas produced by incomplete combustion in gas heaters.

It is highly toxic.

It can cause death when inhaled in large amounts.

Explanation

"The" is used for something specific already known to the speaker and listener.

Since the USB drive was already mentioned ("I lent you last week"), "the" is correct.

Explanation

60% of 50 = 60/100 × 50

= 0.6 × 50

= 30