We can see from this survey that 7 teenagers prefer rock and roll.
The number of all teenagers in the survey is:
12 + 5 + 7 + 6 + 6 + 4 = 40
P ( rock ) = 7 / 40
Answer: C ) 7 / 40
Answer:
1
Step-by-step explanation:
The first step is to understand what the integrand looks like. (See the graph below.)
It is -1 for x < 0 and +1 for x > 0. Thus, the value of this integral is ...

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Essentially, you treat the absolute value as a piecewise linear function. This is the same way you treat an absolute value in any equation or inequality.
Here, this means you divide the integral into two parts: one where the integrand is -x/x, and one where it is +x/x.
It’s -360 hope that helped
Answer:
Area of rectangle = l×b= 3 1/4 × 1 1/2
= 31/8 = 4 7/8