5 7 2 x 4
[DOC File]Scientific Notation Worksheet
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5.3 x 10–4 4.3 x 10–3. 3. 250 7. 0.875. 2.5 x 102 8.75 x 10–1. 4. 2,687 8. 0.012654. 2.687 x 103 1.2654 x 10–2. Part C: Use the exponent function on your calculator (EE or EXP) to compute the following. 1. (6.02 x 1023) (8.65 x 104) 8. (5.4 x 104) (2.2 x 107) 4.5 x 105. 5.21 x 1028 2.6 x 106 ...
[DOC File]Guided notes: Scientific notation
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= 7.5/2.5 x 10-3-(-4) = 3 x 10 = 30. ADDING or SUBTRACTING in scientific notation. 1. First make sure that the numbers are written in the same form (have the same exponent) 3.2 x 103 + 40 x 102 (change to 4.0 x 103) Add (or subtract) first part of exponent (mantissas) 3.2 + 4.0 = 7.2. The rest of the exponent remains the same. Answer: 7.2 x 103 ...
[DOC File]South Pasadena · AP Chemistry
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a) 1.0 x 10-7 M d) 3.6 x 10-5 M. b) 4.0 x 10-12 M e) need more info. c) 2.5 x 10-3 M HCl is a strong acid so… [H+] = .0025 M. 4. What is the [OH-] in a 0.0050 M HCl solution? a) 5.0 x 10-3 M d) 6.6 x 10-5 M. b) 1.0 M e) 2.0 x 10-12 M. c) 1.0 x 10-7 M [OH-] = = 2.0 x 10-12. 5. A solution in which [H+] = 10-8 has a pH of ___ and is _____.
[DOC File]Solving Inequalities
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2x – 3 > 2(x-5) 12. 7x + 6 ≤ 7(x – 4) Practice: Solving Compound Inequalities (and/or) Solve the following compound inequalities and graph the solution on the number line.
[DOC File]Parent Function Worksheet 1
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14. h(x) = - ½ x + 7. 15. g(x) = 3(x-1)2 – 6. 16. h(x) = 17. f(x) = 18. Given the parent function and a description of the transformation, write the equation of the transformed function, f(x). Identify the domain and range of the function. Absolute value—vertical shift up 5, horizontal shift right 3. Radical—vertical compression by Cubic ...
[DOC File]BUKU ACUAN
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Laba Frekuensi (f) Nilai Tengah (M) f.M 40 - 49 4 44.5 178 50 – 59 6 54.5 327 60 – 69 10 64.5 645 70 – 79 4 74.5 298 80 – 89 4 84.5 338 90 – 99 2 94.5 189 f : 30 fM : 1975 Rata-rata laba setiap hari :
[DOC File]Remainder & Factor Theorems
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x ( or x ( (x ( 1 or x ( 2. 7 1 ( x < (x ( 1)(5 ( x) < 3. 1 ( x < (x2 + 6x ( 5 and (x2 + 6x ( 5 < 3. x2 ( 7x + 6 < 0 x2 ( 6x + 8 > 0 (x ( 1)(x ( 6) < 0 (x ( 2)(x ( 4) > 0. 1 < x < 6 x < 2 or x > 4. For intersections, 1 < x < 2 or 4 < x < 6. 9 x2 + 3kx + 2k = x ( 10 has real and distinct roots. x2 + (3k ( 1)x + 2k + 10 = 0. Discriminant > 0
[DOC File]Chemistry 12 - Weebly
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9. The weak base ethylamine (C2H5NH2) has a Kb of 6.4 x 10-4. a) Write the equilibrium equation for the ionization of ethylamine. (1 mark) _____ b) What [C2H5NH2] is required to produce an ethylamine solution with a pH = 12.102? (4 marks) 10. Calculate the pH of a 2.5 M solution of hydriodic acid (HI). (2 …
[DOC File]Dynamics
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Two spherical objects have masses of 7.5 x 105 kg and 9.2 x 107 kg. Their centers are separated by a distance of 2.5 x 103 m. Find the gravitational attraction between them. Two spherical objects have masses of 8.1 x 102 kg and 4.5 x 108 kg. The gravitational attraction between them is 1.9 x 10-3 N. How far apart are their centers?
[DOCX File]Oxford Prep Math One - Home
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At a portrait studio, three 8-inch-by-10-inch pictures and two 5-inch-by-7-inch pictures cost a total of $52. Two 8-inch-by-10-inch pictures and two 5-inch-by-7-inch pictures cost a total of $40. This situation can be represented by the system of equations
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