2 years ago

What is the value of f(-2)? A: 183 B: 221 C: -217 D: -179

Mathematics

1 answer:

Fofino [41]2 years ago

8 0

Answer:

C:-217

Step-by-step explanation:

f(-2)=0.5*(-2)^2+9.5*(-2)-200

=2-19-200

=-217

You might be interested in

Let P=x^2+6<br> PLEASE SHOW WORK!!<br> 15 POINTS

stellarik [79]

Answer:

Step-by-step explanation:

P = x^2 + 6

$(x^2+6)^2 - 21 = 4x^2 + 24\\(x^2+6)^2 - 4x^2 - 45 = 0$

Solving for 4x^2:

P = x^2 +6

P - 6 = x^2

4(P - 6) = 4x^2

Substitution:

$p^2 - 4p - 24 - 45 = 0\\p^2 -4p - 69 = 0$

4 0

3 years ago

5x + 5 equals 16 - 6x

bulgar [2K]

Answer:x=1

Step-by-step explanation:

5 0

3 years ago

I need help please people help me

Oksi-84 [34.3K]

It is the first one on the left ( 4 divided by 7)

6 0

3 years ago

The sum or product of a non-zero rational number and an irrational number is always

vazorg [7]

The product of a non-zero rational and an irrational number is always irrational (2)

8 0

2 years ago

Read 2 more answers

3! + 4! = 5040 30 or 16

makkiz [27]

Answer:

None of those

Step-by-step explanation:

3! = 3*2*1 = 6

4! = 4*3*2*1 = 24

24 * 6 = 144

144 is none of the choices

6 0

3 years ago

Read 2 more answers