Mathematics, 11.07.2019 00:50 catherine51
Amusic competition on television had five elimination rounds. after each elimination, only half of the contestants were sent to the next round. the table below shows the number of contestants in each round of the competition: x 1 2 3 4 5 f(x) 64 32 16 8 4 compute the average rate of change of f(x) from x = 3 to x = 5 and describe what it represents a. −6 contestants per round, and it represents the number of contestants who will reach the final round b. −28 contestants per round, and it represents the number of contestants who will reach the final round c. −6 contestants per round, and it represents the average rate at which the number of contestants decreased from the third round to the fifth round d. −28 contestants per round, and it represents the average rate at which the number of contestants decreased from the third round to the fifth round
Answers: 1
Mathematics, 21.06.2019 19:00
Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 8 = -6x a. –7.12, 1.12 b. 7.12, –1.12 c. 7.12, 1.12 d. –7.12, –1.12
Answers: 2
Mathematics, 21.06.2019 20:00
Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.
Answers: 1
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