Answer:
1. x² = 16
4² = 16
16=16
2. r²= 81
9² =81
81=81
3. r² -100 = 0
10²-100=0
100-100=0
4. x²-144=0
12²-144=0
144-144=0
1. x = 4
2. t = 9
3. r = 10
4. x = 12
5. s = 5
Step-by-step explanation:
1. √x² = √16
x = 4
2. √t = √81
t = 9
3. r² - 100 = 0
r² = 100
√r² = √100
r = 10
4. x² - 144 =0
x² = 144
√x² = √ 144
x = 12
5. 2s² = 50 ( divide them by two)
s² = 25
√s² = √25
s = 5
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Answers & Comments
Answer:
1. x² = 16
4² = 16
16=16
2. r²= 81
9² =81
81=81
3. r² -100 = 0
10²-100=0
100-100=0
4. x²-144=0
12²-144=0
144-144=0
Answer:
1. x = 4
2. t = 9
3. r = 10
4. x = 12
5. s = 5
Step-by-step explanation:
1. √x² = √16
x = 4
2. √t = √81
t = 9
3. r² - 100 = 0
r² = 100
√r² = √100
r = 10
4. x² - 144 =0
x² = 144
√x² = √ 144
x = 12
5. 2s² = 50 ( divide them by two)
s² = 25
√s² = √25
s = 5