Question

evaluate the expression 3x^2+y, if x=1 and y=-3

Answer 1

\(3x^2+y,~x=1,~y=-3\)
\(3(1)^2+(-3)=?\)

Answer 2

0 ?

Answer 3

Yep.

Answer 4

thank you

Answer 5

You're welcome.

Answer 6

\[the expression 5\sqrt{3} - \sqrt{27} is equivalent \to ... a) 8\sqrt{3} b)-8\sqrt{3} c-2\sqrt{3} or d)2\sqrt{3} \]

Answer 7

What?

Answer 8

the expression 5 radical 3 minus radical 27 is equivalent to ?

Answer 9

a) 8 radical 3
b) -8 radical 3
c) -2 radical 3
d) 2 radical 3

Answer 10

which one?

Answer 11

\(\sqrt{27}~\text{can be written as}~ \sqrt{9}\times\sqrt{3}\)
Do you think you can solve it from there?

Answer 12

I cant see what you just typed

Answer 13

\(\sqrt{27}~\text{can be written as}~\sqrt{9}\times\sqrt{3}\)

Do you think you can solve it from there?

Answer 14

is the answer D ?

Answer 15

2 radical 3

Answer 16

?

Answer 17

Yep

Answer 18

yayy