Help me please with an explanation/work, thank you!! Last two choices for #4 are
3) 15√10
4) 75√10

y = i/2 xtnop + (3i/2 tnop+ 1)

step-by-step explanation:

the picture is the step by step explanation.

i believe it's a.

i'm not sure on this one, most likely correct.

1

x = 1

step-by-step explanation:

0 ÷ x = 0

0 ÷ 1 = 0

3,6 and 7.

step-by-step explanation:

a) unit place of 37 is 7

so the unit place of cube of 37 will be

7³= 343=3

the answer is 3.

b) unit place of 56 is 6, so the unit place of cube of 56 will be

6³= 216=6

the answer is 6.

c) unit place of 133 is 3, so the unit place of cube of 133 will be

3³= 27= 7.

the answer is 7.