<span>−13b=9
divide both sides by -13
</span><span>−13b/-13 =9/-13
simplify
b = -9/13</span>
X= -1. That’s the only one that makes sense
Answer:
A). 
B). 
Step-by-step explanation:
A). 
To get the square root of the given expression we will convert it into the square form.
[Since 2×2 = 4 and
]
Therefore, 

B). 
Since, 
Therefore,
[Since 3² = 9 and (m⁷)² = m¹⁴]
Answer:
3 x-intercepts
Step-by-step explanation:
f(x) = x⁴ - 5x²
The answer is 23 because they have to add up to 90 :) - beanz