3 years ago

Question 3 of 25

Mathematics

1 answer:

lys-0071 [83]3 years ago

3 0

An ordered pair of the inverse of f(x)D, (1.2)

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The number 42 is increased to 46. what is the percentage by which the number was increased?

Arte-miy333 [17]

Answer:

9.52% ( to 2 dec. places )

Step-by-step explanation:

Calculate the percentage increase using

percent increase = $\frac{increase}{original}$ × 100%

increase = 46 - 42 = 4, hence

percent increase = $\frac{4}{42}$ × 100% ≠ 9.52%

7 0

2 years ago

(5 + 2)to the second power - 40 + 3

natulia [17]

12 hope this helped

8 0

3 years ago

Read 2 more answers

If x = (7+4√3), then the value of x^2 + 1/x^2 is

Blizzard [7]

Answer:

194.

Step-by-step explanation:

x = (7+4√3)

x^2 = x = (7+4√3)^2

= 49 + 48 + 56√3

= 97 + 56√3

x^2 + 1/x^2 = 97 + 56√3 + 1/(97 + 56√3)

= 194.

5 0

2 years ago

If f(x) = 2x - 6 and g(x) = 3x + 9, find (f + g)(x)

alex41 [277]

Answer:

5x+3

Step-by-step explanation:

$(f + g)(x) = f(x) + g(x) \\ =2x - 6 + 3x + 9 \\ = 5x + 3$

consider marking as Brainliest if this helped

5 0

3 years ago

There is a 85% chance that you will go to an eagles concert given the weather that the weather is good. If there is a 60% chance

blsea [12.9K]

Answer:

C: 51%

Step-by-step explanation:

There is a 60% that the weather is good and 85% of going to the concert so you multiply the two because of probability. 0.6 x 0.85 = 0.51

8 0

2 years ago