Mathematics, 26.06.2019 05:40 alexis0430
8! it's timed, i promise it's simple 11. which of the following expressions is true? a. 4^3โข 4^4 = 412b. 5^2 โข 5^3 > 5^5c. 3^2 โข 35 < 3^8d. 5^2 โข 54 = 5812. which of the following expressions is true? a.8^3 โข 8^2 < 8^4b. 4^4 โข 4^4 = 4^16c. 2^2 โข 2^6 < 2^8d. 3^3 โข 3^3 > 3^5write the value of the expression.13. 3^4/3^4a. 3b. 0c. 1d. 414. 4^7/4^9a. โ16b. 1/16c. 1/8d. 8multiply. write the result in scientific notation.15. (2.3 โข 10^1)(7 โข 10^6)a. 1.61 โข 10^7b. 1.61 โข 10^8c. 9.3 โข 10^6d. 9.3 โข 10^716. (1.7 โ 10โ4)(5 โ 10โ5)a. 8.5 โ 10^โ9b. 8.5 โ 10^20c. 6.7 โ 10^โ9d. 6.7 โ 10^20simplify the expression.17. 7t4 โ 7t4a. 49t^8b. 14t^4c. 49t^16d14t^8simplify the expression.18. โx(7x โ 8)a. 6x^2 โ 9xb. โ7x โ 8xc. โ7x^2 + 8xd. 7x + 8xsimplify the expression.19. 4k2(โ3k2 โ 4k + 5)a. โ12k^4 โ 16k^3 + 20k^2b. 12k^4 โ 16k^3 + 9k^2c. โ12k^3 + 20kd. k4 + 9k^2simplify the expression.20. (2k + 1) (k โ 4) a. 2k^2 โ 7k + 4b. 2k^2 โ3k + 4c. 2k^2 + 9k + 4d. 2k^2โ 7k โ 4
Answers: 1
Mathematics, 21.06.2019 14:30
The number of revolutions of two pulleys is inversely proportional to their diameters. if a 24-inch diameter pulley making 400 revolutions per minute is belted to an 8-inch diameter pulley, find the number of revolutions per minute of the smaller pulley.
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Mathematics, 21.06.2019 16:00
Which segments are congruent? o jn and ln o jn and nm o in and nk onk and nm
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Mathematics, 21.06.2019 20:10
In the diagram, the ratios of two pairs of corresponding sides are equal to prove that almn - axyz by the sas similarity theorem, it also needs to be shown that x 6 z un z zz un = 2x zlษzz lezy
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Mathematics, 21.06.2019 20:30
Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x
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8! it's timed, i promise it's simple 11. which of the following expressions is true? a. 4^3โข 4^4...
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