Mathematics, 02.11.2021 23:30 dsaefong00
Simplify the following expressions and find the value for x = -1 , y = 1 and z = 2 ( help me plz plz it's my exam ) fast plz plz plz help me
a) ( 2x+y) + 3y ( y-z) -2x ( x-y )
b) ( x-2y) ( 3x² + 4xy - y²)
c) ( x³ + y³ - z³) ( 2x + y -z)
Answers: 2
Mathematics, 22.06.2019 01:00, rainbowsadie7140
At a book fair, joe bought 24 books at 3 for $5 and had $2 left. how much money did he have at first?
Answers: 2
Mathematics, 22.06.2019 01:10, ahankaranth
"curse these trig-loving pirates! " devora mutters as she looks at the map. then, after thinking for a moment, she walks back to the entrance of the secret cave, measuring 48 meters along the way. after performing a calculation, devora walks back to the empty treasure, faces the entrance, and turns a certain number of degrees to her left before walking 89 meters to the treasure. supposing that the angle at the cave entrance is acute and that devora's calculations were correct, how many degrees did she turn?
Answers: 2
Simplify the following expressions and find the value for x = -1 , y = 1 and z = 2 ( help me plz plz...
Mathematics, 04.03.2020 04:00
Mathematics, 04.03.2020 04:01
English, 04.03.2020 04:01