Answer:
mark me
Step-by-step explanation:
x+y=3
x=3-y
putting the value of x
in this
x²+y²=5
(3-y) ²+y²=5
9-6y+y²+y²=5
2y²-6y+9-5=0
2y²-6y+4=0
2y²-4y-2y+4=0
2y(y-2)-2(y-2)=0
(2y-2) (y-2) =0
2y-2=0 or y-2=0
y=1 or y=2
so x=2 or 1
so x×y=2×1 or 1×2=2
I HOPE THIS WILL HELP YOU MARK ME BRAINLIEST
W: (5,9)
X: (7,8)
Y: (9,2)
Z: (2,5)
hope this helps! tell me if i got anything wrong!
Answer:
1.
Planning a wedding
.
2.
A huddle in and practice before a football game.
3.
The passing of a Constitutional Amendment.
Answer:
We reject the null hypothesis.
Step-by-step explanation:
We are given the following information in the question:
Sample size, n = 71
Population variance is known.
Level of significance, α = 0.08

The null and alternate hypothesis are:

We use one-tailed z test to perform this hypothesis.
Formula:

Now, 
Since,

We fail to accept the null hypothesis and reject it and accept the alternate hypothesis.
Answer:
3/15= 1/5 That's the answer