What is the value of this expression when x=-6 and y= -1/2? 4(x^2+3)-2y
2 answers:
Answer:
44
Explanation:
Substituting
6
for
x
and
−
2
for
y
gives:
3
x
y
+
2
x
2
−
y
3
→
(
3
×
6
×
−
2
)
+
(
2
×
(
6
)
2
)
−
(
−
2
)
3
→
(
−
36
)
+
(
2
×
36
)
−
(
−
8
)
→
−
36
+
72
+
8
→
44
Hope I did not make it hard enough
Please give me Brainliest
Answer:
157
Step-by-step explanation:
Given 4(x^2+3)-2y, substitute -6 for x and -1/2 for y:
4([-6]^2 + 3) - 2(-1/2), or
4 (36 + 3) + 1, or
4(39) + 1, or, finally, 157.
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