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Algebra
Which table represents an exponential function of the form y=bx when 0
Algebra
2 months ago
2. A shipment of five computers contains two that are slightly defective. If a retailer receives three of these computers at random, list the elements of the sample spaces using the letters D and N for defective and non-defective computers, respectively. To each sample point, assign random variable X representing the number of computers purchased by the retailer which are slightly defective.
Algebra
2 months ago
Points J and K lie in plane K How many lines can be drawn through points J and K? 0 1 2 3
Algebra
2 months ago
3. The next number in the series 7, 9, 13, 29, is: 144 79 33 285 128
Algebra
2 months ago
1. Which of the following is a perfect square number? A、8 B. 24 C. 125 D. 121 2. All of the following expressions are perfect squares, EXCEPT one. What is it? A. 12a2b2 B. x2y6 C. 16a2b6 D. 25x6y8 3. Which of the following is equal to 2x-12 ? A. 4x2+4x+1 c, 4x2-4x+1 B. 2x2+2x+1 D. 4x2-4x-1 4. Which of the following is a perfect square trinomial? A, x2+6x+9 c. 4x2+20xy+9y2 B. 4x2-20x-25 D. 9a2-6a2bc+a2b2c2 5. All of the following are perfect square trinomials, EXCEPT one. Which is it? A. x2-4xy+4y2 C, 4x2-12xy+9y2 B. 9a2+24a-16 D. x2y2-6x3y2+9x4y2 6. If one factor of a perfect square trinomial is 2xy-3x , what is the other factor? A, 2y-3x B. 2y+3x C, 2xy-3x D, 2xy+3x 7. Which of the following is equal to x2-6xy+9y2 ? A, x-3y2 B. x+3y2 C, 2x-3y2 D. 2x+3y2
Algebra
2 months ago
If 5x+x2>100 , then x is not
Algebra
2 months ago
Use the Venn diagram to calculate probabilities. Which probabilities are correct? Select two options. PA|C= 2/3 PC|B= 8/27 PA= 31/59 PC= 3/7 PB|A= 13/27
Algebra
2 months ago
Which equation, when solved, results in a different value of x than the other three? - 7/8 x- 3/4 =20 3/4 + 7/8 x=-20 -7 1/8 x- 3/4 =20 - 7/8 - 8/7 x- 3/4 =20- 8/7
Algebra
2 months ago
Gina wants to take dance classes. She compares two dance studios to determine which has the best deal for her. Dance World charges a rate for each class. Toe Tappers charges a rate for each class plus a one-time registration fee. The system of equations shown models the total costs for taking x classes at each. Dance World: y=15x Toe Tappers: y=25+12.5x How many classes would Gina need to take for the total cost to be the same at both dance studios? 10 15 100 150
Algebra
2 months ago
18 How many thirds make 5?
Algebra
2 months ago
8. One page is torn from the booklet. The sum of all the remaining pages is 367. What numbers did the pages have on the page that was torn if the last page of the booklet is 28? *
Algebra
2 months ago
Use the figure. Which trigonometric ratios have a value of 20/29 ? Select all that apply. A cos A 6 cos B C sin A D sin B E tan A F tan B
Algebra
2 months ago
Progress Homework Progorss The University is on a bearing of 050 ° from the Stadium and 300 ° from the Hospital. Mark the position of the University on the map with a cross ×.
Algebra
2 months ago
Which rate describes a unit price? $ 0.01 for 12 seconds $ 0.25 for 5 minutes $ 1.00 for 4 hours $ 5.00 for 1 day
Algebra
2 months ago
Which graph represents the following piecewise defined function? fx= ≤ ftbeginarrayl -2x,x<-1 -1,-1 ≤ q x<2 x-1,x ≥ q 2endarray .
Algebra
2 months ago
Express 250 as the product of its prime factors. Write the prime factors in ascending order. 2 * 5 * 5 * 5 * 1=250
Algebra
2 months ago
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