Evaluate the function at the indicated value of x, math homework help

Evaluate the function at the indicated value of x, math homework help

QUESTION 1

1. Evaluate the function at the indicated value of x. Round your result to three decimal places.Function: f(x) = 0.5^x Value: x = 1.7

   		-0.308
   		1.7
   		0.308
   		0.5
   		-1.7

5 points

QUESTION 2

1. Match the graph with its exponential function.

   		y = 2-x – 3
   		y = -2x + 3
   		y = 2x + 3
   		y = 2x – 3
   		y = -2x – 3

5 points

QUESTION 3

1. Select the graph of the function.f(x) = 5^x-1

5 points

QUESTION 4

1. Evaluate the function at the indicated value of x. Round your result to three decimal places.Function: f(x) = 500e^0.05x Value: x=17

   		1169.823
   		1369.823
   		1569.823
   		1269.823
   		1469.823

5 points

QUESTION 5

1. Use the One-to-One property to solve the equation for x.e^3x+5 = e⁶

   		x = –1/3
   		x2 = 6
   		x = -3
   		x = 1/3
   		x = 3

5 points

QUESTION 6

1. Write the logarithmic equation in exponential form.log₈ 64 = 2

   		648 = 2
   		82 = 16
   		82 = 88
   		82 = 64
   		864 = 2

5 points

QUESTION 7

1. Write the logarithmic equation in exponential form.log₇ 343 = 3

   		7343 = 2
   		73 = 77
   		73 = 343
   		73 = 14
   		3437 = 2

5 points

QUESTION 8

1. Write the exponential equation in logarithmic form.4³ = 64

   		log64 4 = 3
   		log4 64 = 3
   		log4 64 = -3
   		log4 3 = 64
   		log4 64 = 1/3

5 points

QUESTION 9

1. Use the properties of logarithms to simplify the expression.log₂₀ 20⁹

   		0
   		–1/9
   		1/9
   		-9
   		9

5 points

QUESTION 10

1. Use the One-to-One property to solve the equation for x.log₂(x+4) = log₂ 20

   		19
   		17
   		18
   		16
   		20

5 points

QUESTION 11

1. Find the exact value of the logarithmic expression.log₆ 36

   		2
   		6
   		36
   		-2
   		none of these

5 points

QUESTION 12

1. Use the properties of logarithms to expand the expression as a sum, difference, and/or constant multiple of logarithms. (Assume all variables are positive.)log₃ 9x

   		log3 9 x log3 x
   		log3 9 + log3 x
   		log3 9 log3
   		none of these

5 points

QUESTION 13

1. Condense the expression to a logarithm of a single quantity. log_x – 2log_y + 3log_z

5 points

QUESTION 14

1. Evaluate the logarithm using the change-of-base formula. Round your result to three decimal places.log₄ 9

   		1.585
   		5.585
   		3.585
   		4.585
   		2.585

5 points

QUESTION 15

1. Determine whether the given x-value is a solution (or an approximate solution) of the equation.4^2x-7 = 16x = 5

   		no
   		yes

5 points

QUESTION 16

1. Solve for x.3^x = 81

   		7
   		3
   		4
   		-4
   		-3

5 points

QUESTION 17

1. Solve the exponential equation algebraically. Approximate the resulte to three decimal places.e^5x = e^x2-14

   		-7, -2
   		7, -2
   		5, -14
   		7, 2
   		-7, 2

5 points

QUESTION 18

1. Solve the logarithmic equation algebraically. Approximate the result to three decimal places.log₃(6x-8) = log₃(5x + 10)

   		18
   		20
   		17
   		19
   		-2

5 points

QUESTION 19

1. Find the magnitude R of each earthquake of intensity I (let I₀=1).I = 19000

   		3.28
   		5.28
   		4.28
   		2.38
   		6.28

5 points

QUESTION 20

1. $2500 is invested in an account at interest rate r, compounded continuously. Find the time required for the amount to double. (Approximate the result to two decimal places.)r = 0.0570

   		13.16 years
   		10.16 years
   		11.16 years
   		12.16 years
   		14.16 years

5 points

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