Identify the vertex for the graph of y = 2x2 + 8x − 3. (2, 21) (2, 17) (−2, −11) (−2, −27) Question solved general 11 months ago 5811
Which of the following affects one's car insurance premium? A.Vehicle's service record B.Year in which the car was purchased C.Driver's history of employment D.Gender of the driver Question solved general 11 months ago 7272
This equation shows how the time required to screen-print a batch of shirts is related to the number of shirts in the batch. t = s + 16 The variable s represents the number of shirts in the batch, and the variable t represents the time required to screen-print the shirts. If it takes 17 minutes to screen-print a batch of shirts, how many shirts are in the batch? Question solved general 11 months ago 5275
The "off-peak" weekly average cost of hiring a caravan in Wales is 520. In July the average cost increases to 800. calculate the percentage increase in cost. Give your answer to 2 significant figures. Question solved general 11 months ago 7333
Naomi and Claire are painting a mural. Naomi paints 2 square feet per hour and has already painted 16.5 square feet.Claire paints 4 square feet per hour and has already painted 7.5 square feet.How many more hours will it take for Naomi and Claire to paint an equal total number of square feet? Enter your answer in the box. Question solved general 11 months ago 8624
What set of reflections would carry rectangle ABCD onto itself?A) y-axis, x-axis, y-axisB) x-axis, y-axis, y-axisC) x-axis, y=x, x-axis, y=xD) y=x, x-axis, y=x, y-axis Question solved general 11 months ago 1017
A body was found at 10 a.m. in a warehouse where the temperature was 40F. The medical examiner found the temperature of the body to be 80F. What was the approximate time of death? Use Newton’s law of cooling, with k=0.1947. Question solved general 11 months ago 1905
If the average computer chip had 1,200 transistors per square inch in 1970, approximately how many transistors per square inch would have in 1976A.) 2,400B.) 3,600C.) 4,800D.) 9,600 Question solved general 11 months ago 1572
Nadine mixes a juice solution that is made from 3 gallons of an 80% juice solution and 1 gallon of a 20% juice solution. What is the percent concentration of the final solution? 25% 50% 65% 70% Question solved general 11 months ago 7391
what statement best describes the solution of the system of the equations shown 2x-y=1 4x-2y=2A. the statement has no solutionB. the system has infinitely many solutionsC. the system has exactly 2 solutionsD. the system has exactly 1 solution Question solved general 11 months ago 5374
Suppose a triangle has sides a,b, and c, and that a^2+b^2>c^2. Let theta be the measure of the angle opposite the side of length c. Which of the following must be true?Check all that Apply.A. theta or delta is an acute angle.B. The triangle is not a right triangle.C. cos0>0D. The triangle is a right triangle. Question solved general 11 months ago 8885
10 POINTS AND BRAINLIEST FOR CORRECT ANSWERFind the area of the shaded regions below. Give your answer as a completely simplified exact value in terms of π (no approximations). Question solved general 11 months ago 4521
At 10:00 a.m. two boys start out on their bikes to meet each other from towns located 68 miles apart. At 1:00 p.m. they meet. If one boy traveled 3 miles per hour faster than the other, what was the rate of speed of each boy? Question solved general 11 months ago 4583
At a candy store Erica bought 3 kg of cinnamon red hots and 1 kg of gummy bears for $21 meanwhile Irene bought 3 kg of cinnamon red hots and 3 kg of gummy bears for $39 what is the cost of 1 kg of each type of candy? Question solved general 11 months ago 5109
Which of the following statements have the same result? Explain each step in solving each one.I. f(2) when f(x) = 3x + 2II. f−1(3) when f(x) = 2 x minus 7, all over 3III. 2y + 14 = 4y − 2 Question solved general 11 months ago 6785
Given a polynomial function f(x), describe the effects on the y-intercept, regions where the graph is increasing and decreasing, and the end behavior when the following changes are made. Make sure to account for even and odd functions.When f(x) becomes f(x) − 1When f(x) becomes −f(x) + 1 Question solved general 11 months ago 6467
Let f(x) represent a function.Which descriptions match the given transformations?Drag and drop the answers into the boxes Question solved general 11 months ago 4587
The cost for operating a television varies directly as the number of hours that it is in operation. If it costs $18.00 to operate a standard-size color TV continuously for 30 days, how much would it cost to operate the TV for 9 days and 16 hours? Question solved general 11 months ago 9667