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ANTONII [103]
3 years ago
7

Estimate the area under the curve f(x) = x^2 from x = 1 to x = 5 by using four inscribed (under the curve) rectangles. Answer to

the nearest integer.

Mathematics
1 answer:
Lunna [17]3 years ago
8 0
Check the picture below.

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PLEASE HELP FOR MATH. I NEED HELP WITH THIS. 15 POINTS
lys-0071 [83]

Answer:

x^2+10x+25 is a polynomial

Step-by-step explanation:

A polynomial is an expression with exponets such as x^2 therefore your eqation that will become x^2+10x+25 is always a polynomial

Assuming you meant (x+5)^2

7 0
3 years ago
Given the functions f(x) = x² – 8 and g(x) = 4-x, determine the equation for the combined function
ElenaW [278]

Answer:

y=x^2+x-12

Step-by-step explanation:

f(x) = x² – 8 and g(x) = 4-x

y=f(x) - g(x)

y=(x² – 8) - (4-x)

y=x^2-8-4+x\\y=x^2+x-12

6 0
2 years ago
In 1980 (before the era of in-vitro fertilization), there were 3,612,258 births in the United States (according to the U.S. Cens
scoray [572]

Answer:

There was a 1.93% probability of having multiples (twins or more) in 1980.

Step-by-step explanation:

There were 3,612,258 births in the US in 1980.

Of those,

68339 + 1337 = 69676 were multiplies.

So

What was the probability of having multiples (twins or more) in 1980?

P = \frac{69676}{3612258} = 0.0193

There was a 1.93% probability of having multiples (twins or more) in 1980.

8 0
3 years ago
I'll give brainliest to first answer!
Nuetrik [128]

Answer:

A

=

120

Step-by-step explanation:

A

=

h

b

b

2

=

16

·

15

2

=

120

5 0
3 years ago
Read 2 more answers
Last week caroline worked 8 hours each day and she worked 5 days that week she earned $440 pounds so per hour she earned £11
IRISSAK [1]

Answer:

30%

Step-by-step explanation:

this week:

4 × 7 = 28 hours

earns: 28 × 11 = £308

reduction: 440 - 308 = 132

% reduction

132/440 × 100

30%

5 0
3 years ago
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