<span>x(3x+5)-4(3x+5)
3x^2+5x-12x+20
3x^2-7x+20</span>
Answer:
35°
Step-by-step explanation:
By the property of intersecting secants outside of a circle.
Answer:
a
The null hypothesis is 
The alternative hypothesis is 
b
The sample proportion is 
Step-by-step explanation:
From the question we are told that
The sample size is n = 546
The number of people that use a laptop overnight is 
The population proportion is 
Generally
The null hypothesis is 
The alternative hypothesis is 
Gnerally the sample proportion is mathematically represented as

=> 
=> 
9.015 that is the decimal form, 1803/200 is fraction form.
Answer:
The third one or the first one
Step-by-step explanation:
Can't be +4 or -4