Simply maths 

 - London  Penguin Random House  2022 
 - 160 pages:  22 cm. 
<br/><br/><label>ISBN: </label>9780241515686 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>LC Class. No.: </label>COL QA 135.6 .Si57 2022