Answer:
4x^2 + 9x + 23
Step-by-step explanation:
just factor the last equation and combine them all.
Answer:
pretty sure is 1,2, and 6
Step-by-step explanation: the three of them are a right angle and are trapezoids
Answer:
5-46i
Step-by-step explanation:
first multiply your (10-4i)(4-5i) so that would be 20-66i when simplified. then add that to -15+20i so it would look like 20-66i+(-15+20i). then simplify and you should get 5-46i.
Answer:
1. 3.81 x 10^2
2. 2.571428 × 10^1
3. 5x10^2
4. 1.09 x 10^-6
5. 2x10^-5
Step-by-step explanation:
Make sure to put a line over the numbers that have decimals.
