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3 years ago

What is the value of f(−1) when f(x)=2x+2 ? Enter your answer in the box. f(−1)=

Mathematics

2 answers:

lutik1710 [3]3 years ago

5 0

F(-1)=2(-1)+2
f(-1)=-2+2
f(-1)=0

Sergio039 [100]3 years ago

5 0

F(-1)=0 hope this helps just took the test on this!

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What is the value of x in the equation 150/84 = 25/x

Fofino [41]

Answer:

x = 14

Step-by-step explanation:

$\frac{150}{84} = \frac{25}{x} \\ \\ 150 \times x = 84 \times 25 \\ \\ x = \frac{84 \times 25}{150} \\ \\ x = \frac{84}{6} \\ \\ x = 14 \\$

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3 years ago

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Which of the following numbers is a perfect square? 141 196 124 222

Diano4ka-milaya [45]

Answer:

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Step-by-step explanation:

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3 years ago

John is building a rectanglular parking lot. The area of the lot is A(x) = -2x^2 + 200x.

stealth61 [152]

Answer:

40, 2000, 50

Step-by-step explanation:

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2 years ago

A spinner divided into four equal parts, A, B, C, and D, is spun, then is followed by a roll of a standard six-sided die.

gavmur [86]

Answer: 24

Step-by-step explanation:

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Answer: 3

Step-by-step explanation:

Total outcomes for an A and and odd number

= A and (1 or 3 or 5)

= 1 x 3

= 3

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Answer: $\bold{\dfrac{1}{4,}\qquad \dfrac{1}{2,}\qquad \dfrac{1}{8}}$

Step-by-step explanation:

Probability of an A out of A, B, C, D is: $\dfrac{1}{4}$

Probability of an odd (1, 3, 5) out of 1, 2, 3, 4, 5, 6 is: $\dfrac{3}{6}=\dfrac{1}{2}$

Probability of an A and an odd is: $\dfrac{1}{4}\times\dfrac{1}{2}=\dfrac{1}{8}$

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Answer: $\bold{\dfrac{1}{2}}$

Step-by-step explanation:

Probability of an odd (1, 3, 5) out of 1, 2, 3, 4, 5, 6 is: $\dfrac{3}{6}=\dfrac{1}{2}$

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Answer: $\bold{\dfrac{3}{4}}$

Step-by-step explanation:

Probability of an A or an odd is: $\dfrac{1}{4}+\dfrac{1}{2}=\dfrac{1}{4}+\dfrac{2}{4}=\dfrac{3}{4}$

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2 years ago