On which interval f(x) = -2³ + 3x² - 4 is concave upward? O a. (-1,1) O b. <1 O c. x < lande > 1 Od. >1

Q: 2. In each case, draw the unit. 1 The shaded portion represents а. 3' b. The shaded portion…

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Q: 61° V+16° V+15° What is the value of v?

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Q: Solve for the volume and surface area of the figure below. Show your work and explain the steps you…

A: Let every cube has a side length of 1 unit Volume of one cube = 1 (unit) 3 Surface area of one side…

Q: What is the value of x? 45° 9. X y

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Q: What is the missing value for x on the diagram below? 175° enfe 125°

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Q: Find the value of x. 2x V4x° O 15 O 30 O 90

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Q: sessmen 2 Simplify the expression. Write your answer as a power. (8°)9 = D %3D

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Q: Find the value of x. 2x 4x° O 15

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Q: Question 6 Find x. Round to the nearest tenth. 11 24 O 10.0 O 27.0 O 13.2 O 12.0

A: Given triangle is :   To find the value of x.

Q: ind DE. 16 30° E Write your answer in simplified, rationalized form. Do not round DE

A: Explanation of the solution is given below...

Q: (7x- 12) 52 D (9x- 20)°

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Q: 24. Find the value of x. 60° 30° to 72 55 46 O 67 O 77 87 O 97

A: To find the value of x.

Q: Find DF. Show your work.

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Q: Find the value of x

A: Given,         A figure is shown below :

Q: 4. A x° 36° 88° D

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Q: 2 List the following numbers in order from least to greatest. 4.2 x 10-2, 0.088, 8.9 × 10-3, 0.01

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Gretchen is a scientist. The table shows the daily number of bacteria present in a petri dish. Day 4…

A: Day Number of Bacteria 1 5 = 5*20 2 10 = 5*21 3 20 = 5*22 4 40 = 5*23 5 80 = 5*24 The…

Q: find .x. 2. 6 60° 30

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Q: An electrical engineer considers an AC circuit with a total impedance of 15 N and a phase shift of…

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Q: of r. 740 15 6. 10 38° C. 68° 38° D.

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Q: A 2. AC = x. BC = X. AB = 16. Find x in simplest form. В

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Q: Which is equivalent to x? 45° х A 5 B 5 V? 5-V2

A: Consider the right angle triangle and name the vertices and draw the figure:

Q: A cold drink initially at 35°F warms up to 40°F in 2 min while sitting in a room of temperature…

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Q: Use this rule to differentiate xP. d P = (Type an exact answer.) dx

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Q: Let H(t) be the cost of heating a building in dollars per hour when the outside temperature is t…

A: Given that Ht be the cost of heating a building in dollars per hour when the outside temperature is…

Q: Find x. Round to the nearest tenth. 58° 20

A: We can use law of sines to solve the equation