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Dominik [7]
2 years ago
12

Suppose that the function h is defined, for all real numbers , as follows.

Mathematics
1 answer:
artcher [175]2 years ago
5 0

Answer:

h(-5)=-\frac{13}{3}

h(2)=-4

h(4)=-\frac{4}{3}

Step-by-step explanation:

For the x=values -5, and 4 (which are different from 2), we can use the top definition of h(x):

h(x)=-\frac{1}{3} x^2+4\\h(-5)= -\frac{1}{3}(-5)^2+4=-\frac{25}{3} +4=-\frac{25}{3} +\frac{12}{3} =-\frac{13}{3} \\h(-5)= -\frac{1}{3}(4)^2+4=-\frac{16}{3} +4=-\frac{16}{3} +\frac{12}{3} =-\frac{4}{3}

or h(2) we need to use the explicit definition that is given in the second description of the function (specific for when x equals 2). That is: h(2) - -4

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3 years ago
Can someone please help me factor and write the equations for these two problems ?
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Answer:

Step-by-step explanation:

Asymptotes 3

g(x) = \frac{3x}{x^2-3x-10}

Factors of denominator will be,

x² - 3x - 10 = x² - 5x + 2x - 10

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Therefore, factored form of g(x) will be,

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h(x) = \frac{(x-5)}{x^{2} + 14x + 40}

      = \frac{x-5}{x^{2}+10x+4x+40}

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5 0
3 years ago
The figure shows part of the concrete slab which is used to make drains and its cross-section. it is made up of a cuboid of dime
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Given, dimensions are 120 cm by 60 cm by

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(ii) the volume of the concrete slab = 40 × 60 × 120 ₋ 1/2 π((60 ₋ 10   ₋10)/2)² . 120

= 212592 cm³

(iii) The total surface area is:

=40 × 120 × 2 ₊ 60 × 120 ₊ 1771.6 × 2 ₊ 10 × 120 × 2 ₊ 1/2 π(60 ₋ 10 ₋10) × 120

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Mass = Volume × density

Mass = 17.716 m³ ×  2300

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Hence we get the mass as 40746.8 kg/m³.

Learn more about "Mensuration" here-

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4 0
2 years ago
How to solve this equation 7-2a-5-14=-2+3a
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