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drek231 [11]
3 years ago
10

Which expression is equal to (f + g) (x)?

Mathematics
1 answer:
allochka39001 [22]3 years ago
7 0

Answer:

A

Step-by-step explanation:

(f+g)(x) means to do f(x)+g(x). We will add both functions together.

f(x)+g(x)= (x^2+3)+(x-1)=x^2+x+2

Answer a

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Which of the following is the equation written in logarithmic form?
BaLLatris [955]

Given the expression b^{3c+1}=5a-d.

Take a logarithm \log_b from both side of the given expression:

\log_b b^{3c+1}=\log_b (5a-d).

From the property \log_a a^x=x, you have that

\log_b b^{3c+1}=3c+1.

Then

3c+1=\log_b (5a-d).

Answer: correct choice is C

6 0
3 years ago
Can 6/8 and 12/16 be considered equivalent fractions to 75/100?
Leya [2.2K]
Yes . Because when divided they all equal 0.75 . Also if u simplify the fraction 74/100 you can get one of the other fractions
7 0
4 years ago
Maria wants to buy a new car. She will choose a green car
Fynjy0 [20]

Answer:

1,059.75

Step-by-step explanation:

well the silver car is less then a green car right but just add them up

5 0
3 years ago
Read 2 more answers
Researchers conducted an experiment to test the effects of alcohol. Errors were recorded in a test of visual and motor skills fo
Jobisdone [24]

Answer:

H0: σ1=σ2

Ha : σ1 >σ2

B. Upper H 0H0​:

sigma Subscript 1 Superscript 2σ21equals=sigma Subscript 2 Superscript 2σ22

Upper H 1H1​:

sigma Subscript 1 Superscript 2σ21greater than>sigma Subscript 2 Superscript 2σ22

Step-by-step explanation:

The claim is  that the treatment group has errors that <em><u>vary significantly</u></em> more than the errors of the placebo group.

The claim is the alternative hypothesis and the opposite of claim is the null hypothesis.

Vary significantly means that it is greater than so we choose the alternate hypothesis of greater than and the null hypothesis will be equal to errors of the placebo group.

So the correct choice is B.

B. Upper H 0H0​:

sigma Subscript 1 Superscript 2σ21equals=sigma Subscript 2 Superscript 2σ22

Upper H 1H1​:

sigma Subscript 1 Superscript 2σ21greater than>sigma Subscript 2 Superscript 2σ22

Choice A,C and D all are incorrect.

This can be written as

H0: σ1=σ2

Ha : σ1 >σ2

5 0
3 years ago
Write a function rule for the given graph identify the value of y when x=12 <br> write out the steps
joja [24]

Answer:

y=8

Step-by-step explanation:

We need to find the equation for the line.

The first step is to find the slope

We need 2 points  (0,2) (2,3)


slope = (y2-y1)/(x2-x1)

          = (3-2)/(2-0)

          = 1/2

We know the y intercept ( where it crosses the y axis)  at 2

Lets use the slope intercept form of the line

y= mx+b

y = 1/2 x+2

If we want to find the value of y when x =12 , substitute the value of x=12

y =1/2 * 12 +2

y = 6+2

y=8

5 0
3 years ago
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