Respuesta :
Exact Form:
d
=
−
7
−
√
47
2
,
−
7
+
√
47
2
d
=
-
7
-
47
2
,
-
7
+
47
2
Decimal Form:
d
=
−
0.07217269
…
,
−
6.92782730
…
Answer: 20
Step-by-step explanation:
d=-2
Plug in to get 4(-2+7)
Do what's in () -2+7=5
Then multiply 4(5)=20
Exact Form:
d
=
−
7
−
√
47
2
,
−
7
+
√
47
2
d
=
-
7
-
47
2
,
-
7
+
47
2
Decimal Form:
d
=
−
0.07217269
…
,
−
6.92782730
…
Answer: 20
Step-by-step explanation:
d=-2
Plug in to get 4(-2+7)
Do what's in () -2+7=5
Then multiply 4(5)=20