Activity 3) Calculate mentally using compatible numbers, special factors & properties. Show all work. a) 5x347 x 2 b) 51 (30) ) 49 (20) 1735x2 = 2470 52 (400) ) 400 (998) d) e) 99,999 (300)

Q: 3.729×106 x 8.020×10-15

A: Explained below

Q: 25. (11m15)5/4 A) 11{m5 B) 11mi5 C) 11m5* 3 -3 D) 11m* E) V11m Simplify. 26. 161/2 A) 8 C) - B) 2 D)…

A: According to guidelines we should have been able to solve only one question at a time #25 Please…

Q: 2x2-x-21 Simplify: 5x+20 x2+7x+12 x2+8x+16

A: Given expression: 2x2-x-215x+20x2+7x+12x2+8x+16

Q: 4x+4+7x=46+4x

A:

Q: 3 x 52t-1=75   a) {3} b) {13/10} c) {3/2} d) {1/2}

A:

Q: Incorrectly, we usually say that when we multiply any number by ten we “add” a zero to the number.…

A: a) Jushua is wrong because the correct answer is 10×1.3=13 b) If a whole number is multiplied by 10…

Q: hey answer the five multiple choice questions and explain why:

A: 33.35 is not an exponent expression, so it cannot be simplified further. Therefore, none of the…

Q: c. 6.071 x 10-5-8.2x 10-6-0.521 x 10-4 d. (3.8 x 10-12 + 4.0 × 10-13)/(4 x 10¹2 + 6.3 × 10¹3)

A:

Q: Solve the following using the correct order of operations. For the final answer, DO NOT round or use…

A:

Q: 16. Write the perimeter of the rectangle in simplest form. 2v + 13 v-5

A:

Q: . What is the coefficient of ?^4 when (3+4x^2)^3 is expanded?

A:

Q: 4) Why did I add 1,000+1,000? why not just have 1,000 x 5/100.

A: Your pay increased by 5% the first year, 10% the next year, and 15% in the third year. To determine…

Q: what is the coefficient of X^9 in (x+3)^13

A: An algebric expression of two number connected by operations "+" or "-" is called binomial. The…

Q: Simplify: Aa- 2x +4) - (– 4x² – 6æ + 7) + (5z² + 6x + 3) Submit Question

A:

Q: Simplify by removing factors of 1. 2 - 6z + 8 z* + 2z - 8

A: Simplify

Q: 5. Expressed in simplest form, 1-3 is equivalent to 1) -3- /3 2) -3+3 3) 23 4) -3

A: Rationalization

Q: The United States' national debt is estimated at1.4 × 10² dollars. A very wealthy American has…

A:

Q: What should be added to 8 (8 is whole number)1/7 to get 14 Show the working

A: