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Dennis_Churaev [7]
3 years ago
9

Evaluate: 4[3.1+27 20 20.8 24

Mathematics
1 answer:
Aleonysh [2.5K]3 years ago
4 0

Answer:24

Step-by-step explanation:

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Which of these mappings is a function?
strojnjashka [21]

Answer:

B

Step-by-step explanation:

My power of guesssing :)

6 0
3 years ago
Please help!!!! For the exponential function...
Anarel [89]

Answer: b.) 40

Given that:

f(x) = 5 × 2ˣ

To find f(3), simplify insert [x = 3] in the given equation:

f(3) = 5 × 2³

f(3) = 5 × 2 × 2 × 2

f(3) = 40

4 0
2 years ago
Researchers have claimed that the average number of headaches per student during a semester of Statistics is 11. In a sample of
SSSSS [86.1K]

Answer:

A) H0: μ = 11 vs. Ha: μ > 11

Step-by-step explanation:

The null hypothesis (H0) tries to show that no significant variation exists between variables or that a single variable is no different than its mean. While an alternative Hypothesis (Ha) attempt to prove that a new theory is true rather than the old one. That a variable is significantly different from the mean.

Therefore, for the case above;

The null hypothesis is that the average number of headaches per student during a semester of Statistics is 11.

H0: μ = 11

The alternative hypothesis is that the average number of headaches per student during a semester of Statistics is greater than 11.

Ha: μ > 11

4 0
4 years ago
A new cruise ship line just launched 3 new ships: the Pacific Paradise, the Caribbean Paradise, and the Mediterranean Paradise.
spin [16.1K]
C = caribbean, p = pacific, m = mediterranean

c = p + 29
m = 2p - 30
c + m + p = 719

(p + 29) + (2p - 30) + p = 719
4p - 1 = 719
4p = 719 + 1
4p = 720
p = 720/4
p = 180 <=== pacific paradise deluxe staterooms

c = p + 29
c = 180 + 29
c = 209 <=== caribbean paradise deluxe staterooms

m = 2p - 30
m = 2(180) - 30
m = 360 - 30
m = 330 <=== mediterranean paradise deluxe staterooms
3 0
3 years ago
PLS HELP FIRST CORRECT ANSWER GETS BRAINLIEST !! A pile of tailings from a gold dredge is in the shape of a cone. The diameter o
andre [41]

Answer:

C: V=4840 (2 s.f.)

Step-by-step explanation:

The formula for the volume of a cone is:

V= \frac{1}{3} \pi r^2h

Therefore,

V=\frac{1}{3}\times 3.14\times(\frac{34}{2})^2\times 16\\\\V=4840 (2 s.f.)

4 0
4 years ago
Read 2 more answers
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