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mash [69]
3 years ago
12

1. You have $10 saved. Each week you receive $5 in allowance. Let x represent the number of weeks you

Mathematics
2 answers:
bazaltina [42]3 years ago
7 0
That looks hard sorry I don’t know answer good luck
Daniel [21]3 years ago
4 0
Answer to a:
0-10
1-15
2-20
3-25
4-30
5-35
6-40

Answer to b: y = 5x + 10
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The graph of f ′ (x), the derivative of f(x), is continuous for all x and consists of five line segments as shown below. Given f
Nataliya [291]

The maxima of f(x) occur at its critical points, where f '(x) is zero or undefined. We're given f '(x) is continuous, so we only care about the first case. Looking at the plot, we see that f '(x) = 0 when x = -4, x = 0, and x = 5.

Notice that f '(x) ≥ 0 for all x in the interval [0, 5]. This means f(x) is strictly increasing, and so the absolute maximum of f(x) over [0, 5] occurs at x = 5.

By the fundamental theorem of calculus,

\displaystyle f(5) = f(0) + \int_0^5 f'(x) \, dx

The definite integral corresponds to the area of a trapezoid with height 2 and "bases" of length 5 and 2, so

\displaystyle \int_0^5 f'(x) \, dx = \frac{5+2}2 \times 2 = 7

\implies \max\{f(x) \mid 0\le x \le5\} = f(5) = f(0) + 7 = \boxed{13}

8 0
2 years ago
I need help with this if your right I will mark you
shutvik [7]

Answer:

5.4 m

Step-by-step explanation:

18/3 = x/0.9

0.9(18/3) = x

x = 5.4

4 0
2 years ago
Is 4x + 7x a polynomials. Why​
Dennis_Churaev [7]

Answer:

Step-by-step explanation:

A polynomial function involves only non-negative integer powers or only positive integer exponents of a variable in an equation.

8 0
2 years ago
Read 2 more answers
Which of the following is equal to g(x)?<br> A. 4(x – 2)<br> B. 4(x + 2)<br> C. 4x – 2<br> D. 4x + 2
SSSSS [86.1K]
It would probably be A
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2 years ago
Which of the following BEST describes an EULER PATH?
alexandr402 [8]

A path that goes through every EDGE once and starts and ends at different vertices.

Step-by-step explanation:

  •    Euler path - uses every edge of a graph exactly once
  •    Euler circuit - uses every edge of a graph exactly once
  •    Euler path - starts and ends at different vertices
  •    Euler circuit - starts and ends at the same vertex

4 0
3 years ago
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