Using a Calculator Appropriately and Strategically
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Mathematics, 20.11.2020 19:30 unknown5351
Using a Calculator Appropriately and Strategically
Quiz
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52:04
Kevin bought 2 pairs of jeans that were originally $40
per pair but were each marked down by $15 and 31-
shirts for $12 each. He also used a coupon for sio off
his entire purchase. Which keys could be entered into
the calculator to determine the total amount he spent?
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2.40 - 15+ 3 * 12 - 10
2.25 +3.2
2.25 +3'12 - 10
02:40 - 12. 12 - 10
0
Answers: 2
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Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (β3)Β·(β2x) + (β3)Β·(4) step 2: 12 + 6x + (β12) step 3: 12 + (β12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition
Answers: 3
Mathematics, 21.06.2019 15:00
This is the number of parts out of 100, the numerator of a fraction where the denominator is 100. submit
Answers: 3
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Consider a cube that has sides of length l. now consider putting the largest sphere you can inside this cube without any point on the sphere lying outside of the cube. the volume ratio -volume of the sphere/ volume of the cube is 1. 5.2 Γ 10β1 2. 3.8 Γ 10β1 3. 1.9 4. 2.5 Γ 10β1 5. 3.8
Answers: 2
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