Q&A Forum
1106 questions found
If 2x^2 + kx-8 = 0 has two equal real roots, then
- k is an imaginary number.
- k=+/-8.
- k=-8.
bennguli asking:
SOMEBODY EXPLAIN
When an aircraft experiences induced drag
- air flows under the wing spanwise towards the tip and on top of the wing spanwise towards the root.
- air flows under the wing spanwise towards the root and over the top spanwise towards the tip.
- neither of the above since induced drag is not caused by spanwise flow patterns.
bennguli asking:
please someone explain to me.
What is log 0.1?
- -1
- -0.1
- 0
bennguli asking:
i have problem with this
Sin 90 =
- Infinity
- 0
- 1
bennguli asking:
how to find a sine of an angle without a calculator or mathematical table?somebody assist please
17 degrees 49 minutes and 10 seconds added to 22 degrees 22 minutes and 59 seconds, equals
- 39 degrees 11 minutes and 9 seconds.
- 40 degrees 11 minutes and 69 seconds.
- 40 degrees 12 minutes and 9 seconds.
goose87 asking:
By degrees does it mean hours? sorry I'm confused.