(x+2y)(x-5y)
do foil method:
x^2-5xy+2xy-10y^2
simplify x^2-3xy-10y^2,
so d is correct.
Answer:

Step-by-step explanation:
I'm going to write 105 as a sum of numbers on the unit circle.
If I do that, I must use the sum identity for sine.


Plug in the values for sin(60),cos(45), sin(45),cos(60)



45% of 76
45%=0.45
0.45*76
34.2
34.2 is about 34
so 34
Answer:
1/5 × 40 = 8
the person's speed is 8 miles per hour
You plug in number for number getting 194.8 which is equal to 2931