Goformative Review M2 Quadratics Day 2

Last updated over 3 years ago

5 questions

Last updated over 3 years ago

5 questions

Question 1

The expression −16t2 + 100t represents the height in feet of a rocket t seconds after it is launched. The expression −16t2+ 80t + 4 represents the height in feet of a second rocket t seconds after it is launched. Which expression is equal to the height of the second rocket subtracted from the height of the first rocket?

A.  20t + 4 

Question 2

A.  9n2−6n+1

B. −9n2−6n+1

C.  9n2+1

Question 3

A.  x2+12x+2

B. −3x2+14x−14

C.  3x2−14x+14

Question 4

A.  10c

B. 10c+4d

C. 10c+8d

Question 5

A. (2x−4) in.2

B. (8x−8) in.2

C. (2x2−4x) in.2 

Question 1

A.  20t + 4 

B.  20t − 4

C.  −32t2+20t+4

D. −32t2+20t−4

Question 2

A.  9n2−6n+1

B. −9n2−6n+1

C.  9n2+1

D. −9n2+1

Question 3

A.  x2+12x+2

B. −3x2+14x−14

C.  3x2−14x+14

D. −x2−12x−2

Question 4

A.  10c

B. 10c+4d

C. 10c+8d

D.  12c+8d

Question 5

A. (2x−4) in.2

B. (8x−8) in.2

C. (2x2−4x) in.2 

D. (4x2−8x) in.2

B.  20t − 4

C.  −32t2+20t+4

D. −32t2+20t−4

D. −9n2+1

D. −x2−12x−2

D.  12c+8d

D. (4x2−8x) in.2