Answer:
-12
Step-by-step explanation:
Just do -3 times 4 which gives you -12
Sorry, don't even think i've learned this yet, maybe look up a video from khan academy?
Answer:
a³+2a³+5
Step-by-step explanation:
7a³+14a+12+{-6a³}+12a²-7
=<u>7a³-6a³</u>+<u>14a+12a²</u>+<u>12-7</u>
=a³+2a³+5
Answer:
Step-by-step explanation:
1600/4 . 5000/2 the adults is 400 and the children is 2500
Answer:
<u>1.14 m²</u>
Step-by-step explanation:
- Area (shaded) = Area (quarter circle) - Area (triangle)
- Area (shaded) = πr²/4 - 1/2r²
- Area (shaded) = 3.14 x 4 / 4 - 1/2 x 4
- Area (shaded) = 3.14 - 2
- Area (shaded) = <u>1.14 m²</u>