# Yahoo Web Search

1. ### Logarithm Question can someone help me?

...left hand side: 3 log²(x) - log(x) - 4 = 0 Use this substitution --> u = log(x) 3u² - u - 4 = 0 Factor: ( u + 1)(3u - 4) = 0 Find...

3 Answers · Science & Mathematics · 20/09/2020

2. ### Solving not so easy Log equation?

...multiply out left, write 4^x as (2^x)^2 (2^x)^3 - 8 = 7(2^x)^2 - 14(2^x) Let u = 2^x for now and that rearranges to: u ^3 - 7u^2 + 14u - 8 = 0 By...

1 Answers · Science & Mathematics · 16/09/2020

3. ### What is the last digit of PI?

could be anything! be imaginative! lol probably not the answer u wanted to hear, but it continues infinitesimally.

5 Answers · Science & Mathematics · 15/09/2020

4. ### Need Help With This Calculus 3 Questions?

For nonzero and nonparallel u and v, the vector u ×v (cross product) is perpendicular to both u and v.

1 Answers · Science & Mathematics · 20/09/2020

5. ### Construct the perpendicular bisector for the segment in the following figure. What do u use? Explain?

Use a compass  set the opening somewhat larger than half AB. Draw two arcs of the same radius. One centered at A the other at B The line through the intersections of the arcs is a perpendicular bisector...

1 Answers · Science & Mathematics · 15/09/2020

6. ### Suppose that A and B are sets with |A^c|=390, |B^c|=330, |(A∪B)^c|=273, and | U |=493. Find: |A^c∪B| and |A∪B^c|, (^c is the complement)?

Draw Venn Diagram ---> |A| = 493 - 390 = 103 |B| = 493-330=163 |A ∩ B| = 46 |A^c∪B| =390+46 = 436 |A∪B^c|=330+46=376

1 Answers · Science & Mathematics · 20/09/2020

7. ### Computing Work?

...x and y respectively. Tne unit vector pointing along F, call that U is  U = (2 i + j)/|2 i + j| = (2i + j)/sqrt(5) So F...

1 Answers · Science & Mathematics · 09/09/2020

8. ### Let the universal set : U = { 1 , 2 , 3 , . . . , 10 } .Let A = { 1 , 4 , 7 , 10 }, B = { 1 , 2 , 3 , 4 , 5 }, and C = { 2 , 4 , 6 , 8 }. ?

1. U ' = U - U = ∅ 2. B ⋂ ∅ = B = {1, 2, 3, 4, 5} 3... = B = {1, 2, 3, 4, 5} 4. B' ⋂ (C - A) = ( U - B) ⋂ (C - A) = ({1, 2, 3, ……, 10} - {1, 2, 3, 4, 5}) ⋂ ({2...

1 Answers · Science & Mathematics · 07/09/2020

9. ### Find the domain of this function?

domain: (-∞, -7) U (-4, ∞)

2 Answers · Science & Mathematics · 10/09/2020

10. ### How do I complete number 36?

... are given: F(m) = 3m² + 2m - 4 and G( u ) = u - u² so for: 3G(-2) + 2F(-1) We can find G...

3 Answers · Science & Mathematics · 04/09/2020