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olya-2409 [2.1K]
3 years ago
10

Graph the function y=2x^2-3?

Mathematics
1 answer:
maria [59]3 years ago
5 0
Plug these points on your graph and then connect the points u should get a graph lookin like a cup open from the Top

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1. A jeepney driver claims that his average monthly income is Php 3000.00 with a standard deviation of Php 300.00. A sample of 3
nydimaria [60]

Answer:

Kindly check explanation

Step-by-step explanation:

The hypothesis :

H0 : μ = 3000

H0 : μ ≠ 3000

The test statistic :

(xbar - μ) ÷ (s/√(n))

xbar = 3500

μ = 3000

σ = 300

n = 30

(3500 - 3000) ÷ (350/√(30))

Test statistic = 7.824

Df = 30 - 1 = 29

Tcritical at 0.01 = 2.462

Test statistic > critical value ; we reject H0 ; and concluded that there is significant evidence that

μ ≠ 3000

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3 years ago
What's the value of given expression :
Paladinen [302]

Answer:

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8 0
3 years ago
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NNADVOKAT [17]

Answer:

y = -3/4x + 4

Step-by-step explanation:

y = mx + b

-2 = (-3/4)(8) + b

-2 = -6 + b

4 = b

y = -3/4x + 4

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A pulley is used to pull a boat to the dock. The rope is attached to the boat 7 feet below the level of the pulley. What is the
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Answer: 24 ft

Step-by-step explanation:

By the Pythagorean theorem,

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The polynomial is irreducible.
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