Hello :
<span>(x 4 +5x² - 36)(2x ²+ 9x - 5) = 0</span>
Answer:
cosine = adjacent / hypotenuse
cosine 62º = JL / 17
JL = cosine 62º * 17
JL = .47 * 17
JL = 7.99
JL = 8.0
Step-by-step explanation:
Equation: 3x+9=42
3x=42-9=33
<span>Answer: x=33/3=11
Hope this helps!!
</span>
Answer:
2
Step-by-step explanation:
Hello,

now let's replace x by 7 it comes

hope this helps