What is the value of the expression 10, dot, 7, plus, 10, dot, 2, squared, plus, 2
10
⋅
7
+
10
⋅
2
2
+
2
10⋅7+10⋅2
2
+2 ?
The value of the expression is 72 + 20 + 2 = 94.
To evaluate the given expression "10 dot 7 plus 10 dot 2 squared plus 2," follow these steps:
Step 1: Multiply 10 and 7:
10 dot 7 = 70
Step 2: Multiply 10 and 2:
10 dot 2 = 20
Step 3: Square the result from step 2 (20 squared):
20 squared = 20^2 = 400
Step 4: Add the results from step 1, step 3, and the number 2:
70 + 400 + 2 = 472
Therefore, the value of the expression "10 dot 7 plus 10 dot 2 squared plus 2" is 472.