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MATH SOLVE
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Two sides of a rectangle are x - 7 and 2x + 1. Write an expression that represents the perimeter of this rectangle.
General
8 months ago
PLEASE answer ASAP!!! Need an A!!!1. The following is a graph of a function of x, which is the interval(s) on which the function is increasing? (first image)A. (0, -9.5)B. (-∞, -2) ∪ (0.6,∞)C. (-2, 0.6)D. (-∞, 0) ∪ (-9.5, ∞)2. The zeroes of a polynomial function are 1/2, -4, and -1. What are the factors?3. Which describes the end behavior of the polynomial function? (second and third image)
General
8 months ago
A copy machine makes 60 copies per minute A second copy machine makes 80 copies per minute. The second machine starts making copies 2 minutes afterthe first machine starts Both machines stop making copies 8 minutes after the first machine started. Together, the 2 machines made how many copies?
General
8 months ago
Pete drove 224 miles in 4 hours on saturday. If he drives at the same rate on Sunday, how long would it take him to drive 490 miles?
General
8 months ago
Suppose that the sample standard deviation was s = 5.1. Compute a 98% confidence interval for μ, the mean time spent volunteering for the population of parents of school-aged children. (Round your answers to three decimal place
General
8 months ago
TotCo is developing a new deluxe baby bassinet. If the length of a newborn baby is normally distributed with a mean of 50 cm and a standard deviation of 5 cm, what should be the interior length of the bassinet to ensure that 99 percent of newborn babies will fit, with a safety margin of 15 cm on each end of the bassinet?
General
8 months ago
Consider the Pythagorean Identity cos 2 ( θ ) + sin 2 ( θ ) = 1 . Divide both sides of this identity by cos 2 ( θ ) and simplify the resulting equation. What is the result? cos 2 ( θ ) + sin 2 ( θ ) = 1 cot 2 ( θ ) + 1 = csc 2 ( θ ) cos ( θ ) ⋅ sec ( θ ) = 1 1 + tan 2 ( θ ) = sec 2 ( θ )
General
8 months ago
In a test of a printed circuit board using a random test pattern, an array of 16 bits is equally likely to be 0 or 1. Assume the bits are independent. (a) What is the probability that all bits are 1s? Round your answer to six decimal places (e.g. 98.765432). (b) What is the probability that all bits are 0s? Round your answer to six decimal places (e.g. 98.765432). (c) What is the probability that exactly 8 bits are 1s and 8 bits are 0s? Round your answer to three decimal places (e.g. 98.765).
General
8 months ago
Consider the following binomial experiment. A company owns 4 machines. The probability that on a given day any one machine will break down is 0.53. What is the probability that at least 2 machines will break down on a given day?a) 0.6960b) 0.5398c) 0.8638d) 0.0225e) 0.5806
General
8 months ago
A circle has a radius of \blue{3}3start color #6495ed, 3, end color #6495ed. An arc in this circle has a central angle of 60^\circ60 ∘ 60, degrees. What is the length of the arc?
General
8 months ago
Mr. johnson earns $100,000 per year. each year he spends $70,000 and saves $30,000. he pays a 5 percent sales tax on all of his spending. assuming this is the only tax he pays, his average tax rate out of his income is
General
8 months ago
Enter a formula in cell d5 to calculate b5/b4 rounded to 4 decimal places.
General
8 months ago
Emelina wrote the equation of a line in point-slope form as shown below. (y+4)=3(x+2) What is Emelina’s equation in slope-intercept form?
General
8 months ago
A restaurant compiled the following information regarding 40 of its employees. Of these employees, 9 cooked food, 14 washed dishes, 22 operated the cash register, 4 cooked food and washed dishes, 2 cooked food and operated the cash register, 7 washed dishes and operated the cash register, and 1 did all three jobs. Complete parts a) through e) below.a) How many of the employees only cooked food?
General
8 months ago
What is the greatest common factor for 12x^5y and 32x^6y
General
8 months ago
Write an equation of the line passing through point P(−8, 0) that is perpendicular to the line 3x−5y = 6
General
8 months ago
A right triangle has a hypotenuse of 50 feet and a leg of 14 feet. Which is the length of the other leg? 24 feet 30 feet 42 feet 48 feet
General
8 months ago
By showing your work what is the answer to 0.96÷0.144=
General
8 months ago
Given that the legs of a right triangle measure a and b and the hypotenuse of the triangle measures c, what does the Pythagorean Theorem state about the sides of this triangle? a2 + c2 = b2 a2 − b2 = c2 2a + 2b = 2c a2 + b2 = c2
General
8 months ago
How is 0.87 rational
General
8 months ago
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