How do you solve #2\times ( 14-: 2)^{2} + 5\times 12#?
3 Answers
Explanation:
Always count the number of terms first.
Simplify each term, following the order of operations - brackets first,
the strongest to weakest :
Powers and roots, then multiply and divide.
Each term will simplify to a single number which are added or subtracted in the last step.
=
=
=
=
158
Explanation:
work:
2 x
2 x
2 x (49) + 5 x 12
98 + 60
158
158
Explanation:
When dealing with a calculation involving ' mixed' operations we can use the acronym PEMDAS.
#P-"Parenthesis"to("brackets")#
#E-"Exponents"to"powers"#
#M-"Multiplication"#
#D-"Division"# multiplication and division are of equal precedence.
#A-"Addition"#
#S-"Subtraction"# Following this order on the given calculation.
#2xx(color(red)(7))^2+5xx12#
#=2xxcolor(blue)(49)+5xx12#
#=(color(magenta)(2xx49))+( color(magenta)(5xx12))#
#=98+60=158#