Explanation

Explanation

Climbed means چڑھ گیا

Moved up means اوپر چلا گیا

Explanation

To subtract the polynomials:

(2x² + 7x + 5) - (3x² - 2x + 1)

= 2x² + 7x + 5 - 3x² + 2x - 1

= -x² + 9x + 4

Explanation

Explanation

Dropped means گرا دیا

Threw down means نیچے پھینک دیا

Explanation

Fast means تیز

Speedily means تیزی سے

Explanation

You must not shout in class.

آپ کو کلاس میں چیخنا نہیں چاہیے۔

"Shout in class" refers to making noise within the classroom.

Explanation

Life means زندگی

Death means موت

Explanation

For n = 4:

n² = 4² = 16

16 is even and a perfect square.

Explanation

To convert minutes to seconds:

1 minute = 60 seconds

120 messages/minute = 120 messages/60 seconds

= 2 messages/second

For 150 seconds:

2 messages/second * 150 seconds = 300 messages