Mathematics, 22.03.2021 19:00 miyapooh9447
Melinda derives the quadratic formula from the following equation, and her first four steps are shown below.
ax2 + bx + c = 0, where a + 0
Melinda's steps:
Step 1: r? +
bx
+
= 0
a
Step 2: x2 + bx =
c
a
a
Step 3: x2 +
+
b2
2a
a
a
Step 4:
+
с
*
)
2a
Are Melinda's first four steps correct?
• If her steps are correct, explain how you know.
• If her steps are incorrect, name the mistake(s) she made and explain how you know.
Respond in the space provided.
Answers: 1
Mathematics, 21.06.2019 19:00
Through non-collinear points there is exactly one plane.
Answers: 1
Mathematics, 21.06.2019 19:00
Asap its important using the information in the customer order, determine the length and width of the garden. enter the dimensions.length: feetwidth: feet
Answers: 3
Mathematics, 21.06.2019 21:30
In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.
Answers: 2
Melinda derives the quadratic formula from the following equation, and her first four steps are show...
Biology, 09.07.2019 11:30
Mathematics, 09.07.2019 11:30
History, 09.07.2019 11:30