A function has only one output (y) for every input (x). Easy way to identify a function on a graph is by the vertical line test. Imagine a vertical line going through the function, if the imagined line can go through exactly once, it's a function. (The top one is a function, the bottom is not.)
Answer: 84
Step-by-step explanation: (7/8)×96
Total $19.75
Adding 5%
Taking away 20%
1). $19.75 x 0.20(20%) = 3.95
3.95 + 19.75 = 23.7
2). $19.75 x 0.05(5%) = 0.9875
0.9875 + 23.7 = 24.6875
= 24.6875
Answer:
B. The acidity can destroy essential nutrients in the soil, such as amino acids or nitrates.
3÷3×7÷9-2÷3×9÷9
Step-by-step explanation:
3×7=21
3×9=27
21÷27=7÷9
2×9=18
3×9=27
18÷27=2÷3
7÷9-2÷3=5÷6
