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Igoryamba
2 years ago
15

H(x)= 8 1 ​ x 3 −x 2 h, left parenthesis, x, right parenthesis, equals, start fraction, 1, divided by, 8, end fraction, x, cubed

, minus, x, squared What is the average rate of change of h hh over the interval − 2 ≤ x ≤ 2 −2≤x≤2minus, 2, is less than or equal to, x, is less than or equal to, 2?
Mathematics
1 answer:
otez555 [7]2 years ago
4 0

Answer:

m = 324

Step-by-step explanation:

The average rate of change is:

m = \frac{h(2)-h(-2)}{2 - (-2)}

h(-2) = 81\cdot (-2)^{3}-(-2)^{2}

h(-2) = -652

h(2) = 81\cdot (2)^{3}-(2)^{2}

h(2) = 644

m = \frac{644-(-652)}{2-(-2)}

m = 324

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Mrs. Garcia borrowed some money at the rate of 4% per annum for the first year, at the rate of 6% pe r annum for the next 2 year
s2008m [1.1K]

Answer: ₱40,909.1

Step-by-step explanation:

Given data:

Rate for first year = 4%

Rate for next two years = 6%

Rate for the next 3 years = 7.5%

Interest paid back after 5years = ₱ 15,750

Solution:

How much did she borrow.

= let the sum borrowed be P

= P * 4 / 100

= 4P/100

= 1P/25.

For the next two years

= P* 6 * 2/100

= 12P/100

= 3P/25

For the next 3years

= P* 7.5*3/100

= 22.5P/100

= 9P/40.

1P/25 + 3P/25 + 9P/40 = 15750

77P/200 = 15750

P = 15750 * 200 / 77

P = 315,0000/77

P = ₱40,909.1

The amount borrowed is ₱40,909.1

5 0
2 years ago
the center of a circular sunflower with a diameter of 4 centimeters is (-2,1). Which equation represents the sunflower?
BigorU [14]
The standard equation the circle is given by:
 (x-xo) ^ 2 + (y-yo) ^ 2 = r ^ 2
 Where,
 (xo, yo): coordinates of the center of the circle
 r: radius of the circle
 Substituting values we have:
 (x - (- 2)) ^ 2 + (y-1) ^ 2 = (4/2) ^ 2
 Rewriting:
 (x + 2) ^ 2 + (y-1) ^ 2 = 4
 Answer:
 
An equation that represents the sunflower is:
 
(x + 2) ^ 2 + (y-1) ^ 2 = 4
6 0
2 years ago
Consider this polynomial, where a is an unknown real number.
DENIUS [597]

Answer:

Step-by-step explanation:

Correct steps to find the value of 'a' should be,

Braulio's synthetic division should be,

-1  |     1       5         a          -3           11

   

    <u>            -1        -4        (4 - a)     (a - 1)  </u>

         1      4     (a - 4)     (1 - a)     (a + 10)

Here remainder is (a + 10).

So (a + 10) = 17 ⇒ a = 7

Braulio Incorrectly found a value of 'a' because he should have used (-1) instead of 1.

Zahra's calculation by remainder theorem should be,

p(x) = x⁴ + 5x³ + ax² - 3x + 11

p(-1) = (-1)⁴ + 5(-1)³ + a(-1)² - 3(-1) + 11

      = 1 - 5 + a + 3 + 11

      = (a + 10)

Since, remainder of the solution is 17,

(a + 10) = 17 ⇒ a = 7

Zahra incorrectly found the value of 'a' because she incorrectly solved the powers to (-1).

8 0
2 years ago
Match the expression with its name. 10x2 – 5x + 10
puteri [66]

Answer:

Step-by-step explanation:

quadratic trinomial :  YES.  Three terms, 2nd order polynomial.

cubic monomial:  NO; this is neither a cubic nor a monomial (1 term).

not a polynomial :  NOT true; this is definitely a polynomial.

fourth-degree binomial:   NO; it's a second-degree trinomial.

5 0
2 years ago
∠A and ∠B are complementary angles of right triangle ABC, cos A = 0.83, and cos B = 0.55. What is sin A + sin B?
sergiy2304 [10]
As the angles are complementary sin A = cos B and  sin B = cos A

so sin A + sin B =  0.55 + 0.83 =  1.38
4 0
2 years ago
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