Answer:B
Step-by-step explanation:
Answer:
−b4+2b2+35
Step-by-step explanation:
b2+5)(−b2+7)
=(b2)(−b2)+(b2)(7)+(5)(−b2)+(5)(7)
=−b4+7b2−5b2+35
For 16/18 it would be 8/9
For 10/15 it would be 2/3
Answer:
2:3 2:3 3:4 8:7 8:7 3:4 2:3 8:7 3:4
Step-by-step explanation: