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garri49 [273]
3 years ago
10

Y=4, -4y + 5 evaluate it please​

Mathematics
1 answer:
Shtirlitz [24]3 years ago
8 0

Answer:

Step-by-step explanation:

=

4

−

4

+

5

=

9

−

4

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What are the terms in the expression?<br> a3 – 2ab + b
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Answer:

a^3, 2ab, b

Step-by-step explanation:

A term is a simple mathematical expression that could contain numbers and/or variables, and they are often separated by operation symbols.

In the expression given, a^3, 2ab, b are the terms in the expression.

Hope this helps.

6 0
3 years ago
Solve y=x^2+2 for x.
11Alexandr11 [23.1K]
X^2= 2-y

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5 0
3 years ago
Lipids provide much of the dietary energy in the bodies of infants and young children. There is a growing interest in the qualit
garri49 [273]

Answer:

A.

This assumption is that the distribution of polyunsaturated fat % of each if these four regimes must be with equal variances as well as uniform.

B.

The null hypothesis

H0: μ1 = μ2 = μ3 = μ4

The alternate hypothesis:

H1: at least 2 means are unequal

C.

First we calculate the grand mean

= 1/54[15(42.9)+17(43.1)+8(43.7)+14(43.9)]

= (643.5 +732.7 + 349.6 + 614.6)/54

= 2340.4/54

= 43.341

Sum of squared treatment

= [15(42.9-43.341)²+17(43.1-43.341)²+8(43.7-43.341)²+14(43.9-43.341)²]

= 9.3104

Mean square of treatment

= SST/I-1

= 9.3104/4-1

= 9.3104/3

= 3.1035

Error sum of squared

= (15-1)*(1.3)² + (17-1)*(1.5)² + (8-1)*(1.2)² + (14-1)*(1.2)²

= 88.46

Error mean square

MSE = 88.46/54-4

= 1.7692

Test statistic

= 3.1035/1.7692

= 1.75

4 0
3 years ago
Would someone help me understand this type of math
Svetlanka [38]
I never understand that
6 0
3 years ago
Pablo and Mick are both waiters at a local Italian restaurant. They both are competing to see who gets more tips per week on ave
N76 [4]
Pablo has $594

Mick has $626

the difference is $32
5 0
4 years ago
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