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Rudik [331]
3 years ago
5

Help! Best Answer = Brainiest!

Mathematics
1 answer:
r-ruslan [8.4K]3 years ago
4 0

Answer:

12 = 2.5h + 4

Step-by-step explanation:

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Evaluate: f(x) = 2x^2 + 6x - 4; f(-5) *
jasenka [17]

f(x)=2x^2+6x-4\\

Find f(-5) by substituting x = -5 in the equation.

f(-5)=2(-5)^2+6(-5)-4\\f(-5)=2(25)-30-4\\f(-5)=50-34\\f(-5)=16

Therefore, the answer is f(-5) = 16

8 0
2 years ago
Read 2 more answers
Explain why the equations X - 13 = 4 and 13 - X = 4 do NOT have the same solution.
Aloiza [94]

Answer:

they have different answers

Step-by-step explanation:

X - 13 = 4 and 13 - X = 4

for x- 13 = 4

x=4+13=17

x=17

for 13 - x = 4

13-4-x=0

9-x=0

9=x

x=9

6 0
2 years ago
What would the answer be to this
Vladimir79 [104]

Answer:

265.2

Step-by-step explanation:

3(6*13)=234

2*15.6=31.2

234+31.2=265.2

6 0
3 years ago
"A grain silo is shown below.
Phantasy [73]
V = r² π h + 1/2 · 4/3 r³ π 
V = 6² · 22/7 · 198 + 4/6 · 6³ · 22/7
V = 36 · 22 · 24 + 144 · 22/7 = 19,008 + 452.57 = 19,460.57 ≈ 19,461 ft³
Answer: B ) 19,461 ft³
4 0
3 years ago
Simplify 13 to the second power pretty please :3
just olya [345]

13 to the second power is 169.

Hope this helps!

6 0
2 years ago
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