1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Viefleur [7K]
3 years ago
10

Evaluate 7 + (-3x^2) for x = 0. 4

Mathematics
1 answer:
Goshia [24]3 years ago
6 0

Step-by-step explanation:

By substituting x = 0.4 in equation 7 + (-3x^2)

= 7 - 3 (0.4)^2

First solving o.4^2 as per the rule of BODMAS

= 7- 3 (0.16)

Now multiplying -3 with 0.16

= 7 - 0.48

= 6.52 THIS IS THE ANSWER

You might be interested in
Given the data set for the height and shoe size of every student in a math class, hypothesize a relationship between the variabl
polet [3.4K]

Answer: A) I would expect the data to be positively correlated


Step-by-step explanation: Taller people have been shown to have bigger feet.  It's how humans are engineered.  Your feet have to support your entire body while also providing balance.  Larger feet help taller people keep their balance because the pressure is distributed among a larger surface.  Sure some people may have smaller feet even though they're tall, but that doesn't mean a majority of tall people have small feet.  


8 0
3 years ago
An accountant gets paid $150 for each tax return she prepares, and her goal is to earn $6750 preparing tax returns during this t
Lelu [443]
C.42 bc. $150x3=$450 then $6750-$450=$6300 divide that by $150 and you get 42.

4 0
2 years ago
Read 2 more answers
Write a proof for the statement If a quadrilateral is a square, then the quadrilateral is a rectangle
Vesnalui [34]

Answer:

this is because a quadrilateral is a four sided polygon.

and this means square and rectangle are quadrilaterals.

6 0
3 years ago
Solve for t in d = rt , if d = 57 and r = 30 t = ?
bulgar [2K]

Answer:

1.9

Step-by-step explanation:

First step would be to separate r from t

\frac{d}{r}  = t

Then just insert the numbers

\frac{57}{30}  = 1.9

6 0
3 years ago
What is this- 5(-2xy) simplfied?
sukhopar [10]

Answer:

10xy

Step-by-step explanation:

-5(-2)=10

6 0
2 years ago
Read 2 more answers
Other questions:
  • There are (2^4)^2 ⋅ 2^0 books in a cupboard. What is the total number of books in the cupboard?
    14·1 answer
  • Morgan bought 6 candy bars for a total of<br> $774. How much did he spend per candy<br> bars
    12·2 answers
  • Randall invests $7200 in two different accounts. The first account paid 11 %, the second account paid 13 % in interest. At the e
    15·1 answer
  • A store owner wants to develop a new snack mix by mixing chocolate and trail mix. How many pounds of chocolate costing $17.60 pe
    15·2 answers
  • Which pair of functions is not a pair of inverse functions?
    6·1 answer
  • I have found the integral and I get
    9·1 answer
  • Solve for x:<br> 3/4 + 2/3 + 8/9 = 2 x/36<br><br> Algebra 2
    15·1 answer
  • Please help
    11·1 answer
  • In total, 2 baseballs and 3 footballs cost $67. a football is $4 more than 3 times the cost of a baseball. find the cost of a ba
    7·1 answer
  • Please help asap!!! thank ya
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!