SOLUTION: A person's systolic blood pressure, which is measured in millimeters of mercury (mm Hg), depends on a person's age, in years. The equation:
P
=
0.005
y
2
−
0.02
y
+
1
Question 1150590: A person's systolic blood pressure, which is measured in millimeters of mercury (mm Hg), depends on a person's age, in years. The equation:
P
=
0.005
y
2
−
0.02
y
+
122
gives a person's blood pressure,
P
, at age
y
years.
A.) Find the systolic pressure, to the nearest tenth of a millimeter, for a person of age 49 years.
B.) If a person's systolic pressure is 132.11 mm Hg, what is their age (rounded to the nearest whole year)?
