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Algebra
The diagram shows a partly-filled oil tank.. The depth of oil present in the tank is 1.2m 1 cubic metre is equivalent to 1000 litres. Work out the quantity of oil in the tank. Give your answer in litres.
Algebra
5 months ago
Factor 26r3s+52r5-39r2s4 . What is the resulting expression? 132r3s+4r5-3r2s4 13r2s2r+4r3-3s3 13r22rs+4r3-3s4 13r226r3s+52r5-39r2s4
Algebra
5 months ago
4. Which of the following would be an appropriate null hypothesis? A. The mean of a sample is equal to 80. B. The mean of a population is equal to 80. C. The mean of a population is not equal to 80. D. The mean of a population is greater than 80. 21 a 92020
Algebra
5 months ago
1.Use GRESA Method to solve for Sample Problem: How much current flows through a the amount of current that will lamp with a resistance of 60 ohms when flow in a lamp with a resistance the voltage across the lamp is 12-V? of 40 ohms when the voltage G: R=60 ohms across the lamp is 15 V. V=12 volts R: I= ? 2. Find the voltage if the re- sistance is 30 ohms and the cur- E: I=underline V rent is 0.5 amperes. R S:I=underline 12 volts 3. Find the resistance if the cur- 60 ohms rent is 1.5 amperes and the volt- A:I=0.2 Amperes age is 15-V.
Algebra
5 months ago
3. Which of the following illustrates an arithmetic sequence? A. 1, 1, 2, 3, 5, ... B. 1, 4, 9, 16, 25, ... C. 1, 2, 4, 8, 16, ... D. 1, 2, 3, 4, 5, .. 4. If the first term of an arithmetic sequence is - 15 and the 5th term is 13, what is common difference? A. 7 B.6 C.5 D. 4
Algebra
5 months ago
The absolute value of 4+7i is equal to the square root of
Algebra
5 months ago
Which interval for the graphed function contains the local minimum? [-1,1] [1,2] [-3,-1] [-5,-3]
Algebra
5 months ago
Learning Task 2A: Analyzing Motion Graphs Match each description to its appropriate graph. Write your answer on a piece of paber. Figure 4. Sample Graphs 1. A boy running for 20 minutes then stops to rest. 2. Arock placed on top of a table. 3. A car moving uphill upward. 4. A child sliding down the slide. 5. A moving vehicle suddenly stops and remain at rest for some time.
Algebra
5 months ago
1. Which is not related to the word “inverse”? a. undo b. opposite c. delete d. interchange
Algebra
5 months ago
8. If x satisfies the inequality 4-x2 ≥ x-2 , then x is any real number such that, A x is greater than 2 B x is less than -3 C x is greater or equal to -3 but not greater than 2 D x is less than or equal to -3
Algebra
5 months ago
Which of the following are among the five basic postulates of Euclidean geometry? Check all that apply. A. All right angles are equal. B. Any straight line segment can be extended indefinitely. C. A straight line segment can be drawn between any two points. D. All right triangles are equal.
Algebra
5 months ago
Which of the following hypotheses is written correctly? Select your answer. Frozen tennis balls will not bounce as high. If a tennis ball is frozen, it will not bounce as high as one that is not frozen. If I heat up a tennis ball, it will bounce high. If I freeze a tennis ball, then it will not bounce as high.
Algebra
5 months ago
What is the greatest common factor of 12a and 9a2 ? 9 36 Ca 12a2
Algebra
5 months ago
Which are properties of rotations? Check all that apply. Rotations are always counterclockwise. Rotations preserve size. Rotations of 360 ° map a figure to itself. Lines connecting corresponding points on the pre-image and image are parallel. Lines connecting corresponding points on the pre-image and image have equal length. length. Lines connecting the center of rotation to the pre-image and the corresponding point on the image have equal
Algebra
5 months ago
Which algebraic expression is a trinomial? x3+x2- square root of x 2x3-x2 4x3+x2- 1/x x6-x+ square root of 6
Algebra
5 months ago
Which expression best estimates 6 3/4 / 1 2/3 7 / 2 6 / 1 8 / 3 3 / 2
Algebra
5 months ago
For what value of c is the relation a function? 2,8,12,3,c,4,-1,8,0,3 -1 1 2 12
Algebra
5 months ago
A bag contains 3 red and 5 green sweets. Tim takes a sweet at random and eats it. He then takes another sweet. Find the probability that Tim takes 2 red sweets.
Algebra
5 months ago
Mary noticed a wasp's nest outside her house. She counted 20 wasps in 4 minutes. How many wasps flew by in 1 minute? Find the unit rate by using what you know about ratios. frac [?]wasps1minute
Algebra
5 months ago
What is the difference of -89.16-154.81 ? -243.97 −65.65 65.65 243.97
Algebra
5 months ago
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